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Gray long-sleeve sleep sack with repeating tree print, 1.0 tog Gray sleep sack with small tree pattern, long sleeves and foot opening, 1.0 tog

1.0 TOG | 70-73°F

Sleep Sack – Forest / 1.0 TOG
Forest / 1.0 TOG
Sale price$38.50 Regular price$55.00
Save 30%
Gray long-sleeve sleep sack with repeating tree print, 1.0 tog Gray sleep sack with small tree pattern, long sleeves and foot opening, 1.0 tog

2.5 TOG | 58-70°F

Sleep Sack – Forest / 2.5 TOG
Forest / 2.5 TOG
Sale price$42.00 Regular price$60.00
Save 30%
Baby sleep sack, dusty blue with repeating giraffe print, long sleeves Baby sleep sack close-up, dusty blue with giraffe print, long sleeves, front zip

2.5 TOG | 58-70°F

Sleep Sack – Giraffe Moss / 2.5 TOG
Giraffe Moss / 2.5 TOG
Sale price$42.00 Regular price$60.00
1.0 TOG pink dog-print baby sleep sack with long sleeves, footless design Pink dog-print sleep sack detail with personalized name on chest, long sleeves

1.0 TOG | 70-73°F

Sleep Sack – Girl Dog / 1.0 TOG
Girl Dog / 1.0 TOG
Sale price$55.00
1.0 TOG pink dog-print baby sleep sack with long sleeves, footless design Pink dog-print sleep sack detail with personalized name on chest, long sleeves

2.5 TOG | 58-70°F

Sleep Sack – Girl Dog / 2.5 TOG
Girl Dog / 2.5 TOG
Sale price$60.00
Sold out
Light gray baby sleep sack with scattered white duck print, worn on a standing baby 0.5 TOG goose print sleep sack, light gray with scattered white geese, long-sleeve bag

0.5 TOG | 74-78°F

Sleep Sack – Goose / 0.5 TOG
Goose / 0.5 TOG
Sale price$35.01 Regular price$50.00
1.0 TOG goose print sleep sack, light gray with front zip closure 1.0 TOG goose print sleep sack, light gray; baby wearing it, front view

1.0 TOG | 70-73°F

Sleep Sack – Goose / 1.0 TOG
Goose / 1.0 TOG
Sale price$55.00
1.0 TOG goose print sleep sack, light gray with front zip closure 1.0 TOG goose print sleep sack, light gray; baby wearing it, front view

2.5 TOG | 58-70°F

Sleep Sack – Goose / 2.5 TOG
Goose / 2.5 TOG
Sale price$60.00
Light pink floral baby sleep sack with long sleeves, worn by a sleeping infant, 1.0 TOG. Light pink floral baby sleep sack with long sleeves and covered feet, 1.0 TOG.

1.0 TOG | 70-73°F

Sleep Sack – Grace/ 1.0 TOG
Grace/ 1.0 TOG
Sale price$55.00
Baby sleep sack in blush pink with small heart pattern, long sleeves, front zip Pink heart-pattern sleep sack with long sleeves and roomy bottom opening

1.0 TOG | 70-73°F

Sleep Sack – Hearts / 1.0 TOG
Hearts / 1.0 TOG
Sale price$55.00
Baby sleep sack in blush pink with small heart pattern, long sleeves, front zip Pink baby sleep sack with small white heart print, long sleeves and front zip

2.5 TOG | 58-70°F

Sleep Sack – Hearts / 2.5 TOG
Hearts / 2.5 TOG
Sale price$60.00
Hush sleep sack 2.5 TOG, blue long-sleeve wearable blanket with full-body coverage Hush sleep sack 2.5 TOG, blue long-sleeve wearable blanket with foot coverage

1.0 TOG | 70-73°F

Sleep Sack – Hush / 1.0 TOG
Hush / 1.0 TOG
Sale price$55.00
Hush sleep sack 2.5 TOG, blue long-sleeve wearable blanket with full-body coverage Hush sleep sack 2.5 TOG, blue long-sleeve wearable blanket with foot coverage

2.5 TOG | 58-70°F

Sleep Sack – Hush / 2.5 TOG
Hush / 2.5 TOG
Sale price$60.00
Save 30%
1.0 TOG sleep sack in light gray with white floral print, zip front 1.0 TOG sleep sack in light gray with white floral sprigs, long sleeves, zip

1.0 TOG | 70-73°F

Sleep Sack – Magnolia / 1.0 TOG
Magnolia / 1.0 TOG
Sale price$38.51 Regular price$55.00
Save 30%
1.0 TOG sleep sack in light gray with white floral print, zip front 1.0 TOG sleep sack in light gray with white floral sprigs, long sleeves, zip

2.5 TOG | 58-70°F

Sleep Sack – Magnolia / 2.5 TOG
Magnolia / 2.5 TOG
Sale price$42.01 Regular price$60.00
Baby sleep sack, light gray wearable blanket with zip-front and long sleeves, 2.5 TOG Baby sleep sack detail: light blue floral outer, open zipper and quilted interior lining

1.0 TOG | 70-73°F

Sleep Sack – Meadow / 1.0 TOG
Meadow / 1.0 TOG
Sale price$55.00
Baby sleep sack, light gray wearable blanket with zip-front and long sleeves, 2.5 TOG 2.5 TOG meadow sleep sack, light blue with small floral print and long sleeves

2.5 TOG | 58-70°F

Sleep Sack – Meadow / 2.5 TOG
Meadow / 2.5 TOG
Sale price$60.00
Gray moose-printed sleep sack with folded cuffs, worn by baby, 2.5 TOG 1.0 TOG sleep sack, light gray with moose pattern, front view with zipper

1.0 TOG | 70-73°F

Sleep Sack – Moose / 1.0 TOG
Moose / 1.0 TOG
Sale price$55.00
Gray moose-printed sleep sack with folded cuffs, worn by baby, 2.5 TOG Light gray moose-print sleep sack, 2.5 TOG, zip-front with long sleeves

2.5 TOG | 58-70°F

Sleep Sack – Moose / 2.5 TOG
Moose / 2.5 TOG
Sale price$60.00
Sold out
Beige baby sleep sack with tree motif, long sleeves, and front zipper Light beige toddler sleep sack with tree print, front zip, and foot opening

2.5 TOG | 58-70°F

Sleep Sack – National Park / 2.5 TOG
National Park / 2.5 TOG
Sale price$42.01 Regular price$60.00
Save 30%
Baby sleep sack in gray with icon pattern, zip-front with diagonal opening Gray sleep sack with anchor patch and full-length sleeves

0.5 TOG | 74-78°F

Sleep Sack – Ocean / 0.5 TOG
Ocean / 0.5 TOG
Sale price$35.01 Regular price$50.00
Baby sleep sack in gray with icon pattern, zip-front with diagonal opening Gray sleep sack with anchor patch and full-length sleeves

1.0 TOG | 70-73°F

Sleep Sack – Ocean / 1.0 TOG
Ocean / 1.0 TOG
Sale price$55.00
Pink floral-pattern sleep sack with long sleeves for baby Baby sleep sack with petal print, front zipper, open hem showing inner lining

1.0 TOG | 70-73°F

Sleep Sack – Petals / 1.0 TOG
Petals / 1.0 TOG
Sale price$55.00
Pink floral-pattern sleep sack with long sleeves for baby Baby sleep sack, rose floral print, zip-front, long sleeves, gathered bottom hem

2.5 TOG | 58-70°F

Sleep Sack – Petals / 2.5 TOG
Petals / 2.5 TOG
Sale price$60.00
Save 30%
Pink gingham sleep sack with front zipper and soft quilted fabric Baby wearing a pink gingham zippered sleep sack with padded quilted panels

1.0 TOG | 70-73°F

Sleep Sack – Pink Gingham / 1.0 TOG
Pink Gingham / 1.0 TOG
Sale price$38.51 Regular price$55.00
Plaid sleep sack (2.5 TOG) in light beige with tan-brown check pattern Infant plaid sleep sack with long sleeves and ankle-to-foot coverage, 1.0 TOG

1.0 TOG | 70-73°F

Sleep Sack – Plaid / 1.0 TOG
Plaid / 1.0 TOG
Sale price$55.00
Plaid sleep sack (2.5 TOG) in light beige with tan-brown check pattern Plaid sleep sack (2.5 TOG) with long sleeves and enclosed feet, light gray grid

2.5 TOG | 58-70°F

Sleep Sack – Plaid / 2.5 TOG
Plaid / 2.5 TOG
Sale price$60.00
Save 30%
White baby sleep sack with Pooh character print, baby smiling inside with arms out White baby sleep sack with Pooh character print, baby wearing it with open arms

2.5 TOG | 58-70°F

Sleep Sack – Pooh / 2.5 TOG
Pooh / 2.5 TOG
Sale price$42.01 Regular price$60.00
Save 30%
Light beige floral sleep sack with full-length zipper, long sleeves Beige floral sleep sack with zip opening, large folded shoulder panel

1.0 TOG | 70-73°F

Sleep Sack – Posie / 1.0 TOG
Posie / 1.0 TOG
Sale price$38.50 Regular price$55.00
Save 30%
Light beige floral sleep sack with full-length zipper, long sleeves Beige floral sleep sack with zip opening, large folded shoulder panel

2.5 TOG | 58-70°F

Sleep Sack – Posie / 2.5 TOG
Posie / 2.5 TOG
Sale price$42.00 Regular price$60.00
Sage green sleep sack, 1.0 TOG wearable blanket with arm openings Sage green baby sleep sack with 'Coco' on front, 1.0 TOG

1.0 TOG | 70-73°F

Sleep Sack – Sage / 1.0 TOG
Sage / 1.0 TOG
Sale price$55.00
Sage green sleep sack, 1.0 TOG wearable blanket with arm openings Sage green baby sleep sack with 'Coco' on front, 1.0 TOG

2.5 TOG | 58-70°F

Sleep Sack – Sage / 2.5 TOG
Sage / 2.5 TOG
Sale price$60.00
Floral baby sleep sack, 2.5 TOG, green with pink rose print Floral baby sleep sack, 1.0 TOG, cream background with pink rose pattern

1.0 TOG | 70-73°F

Sleep Sack – Savanna / 1.0 TOG
Savanna / 1.0 TOG
Sale price$55.00
Floral baby sleep sack, 2.5 TOG, green with pink rose print Baby sleep sack with long sleeves, cream base and mauve floral print, 2.5 TOG

2.5 TOG | 58-70°F

Sleep Sack – Savanna / 2.5 TOG
Savanna / 2.5 TOG
Sale price$60.00
Save 30%
1.0 TOG sleep sack in sage gray with white stars, toddler wearing 1.0 TOG sleep sack in sage gray with white star pattern, long sleeves

1.0 TOG | 70-73°F

Sleep Sack – Shine / 1.0 TOG
Shine / 1.0 TOG
Sale price$38.51 Regular price$55.00
Save 30%
1.0 TOG sleep sack in sage gray with white stars, toddler wearing 1.0 TOG sleep sack in sage gray with white star pattern, long sleeves

2.5 TOG | 58-70°F

Sleep Sack – Shine / 2.5 TOG
Shine / 2.5 TOG
Sale price$42.01 Regular price$60.00
2.5 tog sleep sack, gray check pattern, front zipper, open arms 1.0 TOG gingham sleep sack with hooded neckline and full sack shape

1.0 TOG | 70-73°F

Sleep Sack – Slumber / 1.0 TOG
Slumber / 1.0 TOG
Sale price$55.00
2.5 tog sleep sack, gray check pattern, front zipper, open arms Baby sleep sack, gray-and-white gingham with long sleeves and bottom zip opening, 2.5 TOG

2.5 TOG | 58-70°F

Sleep Sack – Slumber / 2.5 TOG
Slumber / 2.5 TOG
Sale price$60.00
Save 30%
Floral 1.0 TOG sleep sack on bed, long sleeves with zipper front, light pink Baby sleep sack with floral print, long sleeves and zip front, 0.5 TOG

0.5 TOG | 74-78°F

Sleep Sack – Sorbet / 0.5 TOG
Sorbet / 0.5 TOG
Sale price$35.01 Regular price$50.00
Save 30%
Floral 1.0 TOG sleep sack on bed, long sleeves with zipper front, light pink Floral sleep sack with long sleeves and front zipper, light pink and cream

1.0 TOG | 70-73°F

Sleep Sack – Sorbet/ 1.0 TOG
Sorbet/ 1.0 TOG
Sale price$38.51 Regular price$55.00
2.5 TOG tool-print sleep sack in gray with full-length zipper Dark gray sleep sack with white tool icons, zip-front and gathered foot opening

1.0 TOG | 70-73°F

Sleep Sack – Tools / 1.0 TOG
Tools / 1.0 TOG
Sale price$55.00
2.5 TOG tool-print sleep sack in gray with full-length zipper Grey 2.5 TOG sleep sack with white tools pattern and front zip, long sleeves

2.5 TOG | 58-70°F

Sleep Sack – Tools / 2.5 TOG
Tools / 2.5 TOG
Sale price$60.00
Blush pink sleep sack with white swan print, baby lying on back with arms up Pink 1.0 TOG sleep sack with white goose print and attached hood

1.0 TOG | 70-73°F

Sleep Sack – Tutu Goose / 1.0 TOG
Tutu Goose / 1.0 TOG
Sale price$60.00
Blush pink sleep sack with white swan print, baby lying on back with arms up Pink sleep sack with swan print and zipper front

2.5 TOG | 58-70°F

Sleep Sack – Tutu Goose / 2.5 TOG
Tutu Goose / 2.5 TOG
Sale price$60.00

why parents trust gunamuna sleep sacks

We know you want the best for your little one, and that means sleepwear that works as hard as you do. Our collection of baby sleep sacks is more than just wearable blankets, they're a thoughtfully designed solution to common sleep struggles.

  • safety first, always
    Sleep easy knowing our sleep sacks are designed with your baby’s safety in mind. All products are tested by a JPMA-certified lab and approved by certified pediatric sleep consultants. We never use weighted inserts—ever.
  • ease of use (even at 3 a.m.)
    Midnight diaper changes? Easy peasy with our game-changing WONDERZiP® system. The 4-way zipper lets you breeze through changes without fully undressing baby, keeping them warm, cuddled, and barely disturbed.
  • comfort beyond compare
    Wrap your little one in a cloud. Our ultra-soft bamboo viscose feels dreamy against sensitive skin, and every sleep sack is OEKO-TEX® Standard 100 certified—free from harmful substances.
  • perfect for every season
    With a range of TOGs (0.5 to 2.5), you’ll find the ideal sleep sack for any temperature. No overheating. No cold toes. Just right, every time.
  • tailored for every step
    From the first days of snug swaddling to the adventurous steps in a footie sleep sack, our collection grows with your baby. Choose from swaddle sacks for gentle reflex control, transitional sleep bags for stage shifts, classic sleep sacks for everyday use, and footie styles for little movers.

choose the perfect TOG for your nursery

Not sure which TOG to choose? TOG stands for thermal overall grade, which measures how warm a sleep sack keeps your baby.

  • 0.5 TOG: best for warmer rooms (74−78°F / 23−26°C); ideal for summer or warmer climates
  • 1.0 TOG: most popular—perfect for moderate temps (70−73°F / 21−23°C); great year-round
  • 2.5 TOG: best for cooler nights or winter (58−70°F / 14−21°C); extra warm and cozy

better sleep that grows with your baby

We believe better sleep should grow with your baby. Our thoughtfully designed baby sleep sack collection includes:

Not sure which sleep bag is right for your little one? Our sleep bag guide helps you find the perfect fit for your baby's age and sleep stage.

sleep sack frequently asked questions

  • Safety First, Always: Sleep easy knowing our sleep sacks are designed with your baby’s safety in mind. All of our products are rigorously tested by a leading JPMA Certified Lab, and Certified Pediatric Sleep Consultants Approved + Used.

  • Midnight Change Magic: Our revolutionary WONDERZiP® system means baby stays cozy and covered during diaper changes with our genius 4-way zipper—no more fully unwrapping sleepy babies or struggling with complicated closures.

  • Cloud-Soft Comfort: Ultra-soft bamboo viscose creates a gentle microclimate against baby's sensitive skin, naturally regulating temperature within the sleep sack to prevent the sweaty discomfort that often disrupts precious sleep.

  • Perfect Temperature Control: With multiple TOG options designed for different room temperatures, you'll always find the perfect warmth level for any season—ensuring baby sleeps comfortably in their sleep sack all night long.

We believe better sleep should grow with your baby. Our thoughtfully designed baby sleep sack collection includes:

Available in multiple TOG ratings (0.5-2.5) to match any season and sizes from newborn to toddler, each sleep sack is crafted from luxuriously soft bamboo viscose that feels like a cloud against delicate skin. Our OEKO-TEX® Standard 100 Certification guarantees no harmful substances—just pure comfort that creates the perfect sleep environment night after night.

Choosing the right sleep sack helps your baby sleep safely and comfortably. Consider age, size, climate, and preferences to support their growing needs. The Ultimate Guide to Choosing a Sleep Bag Your Little One Will Love

Yes! With optional arm openings, our swaddle sleep sacks safely transition from arms-in to arms-out, making them perfect for babies learning to roll. They are designed according to AAP Safe Sleep guidelines, our swaddles are snug, breathable, and never require extra blankets in the crib.

Feeling lost? You're not alone; this is one of our most asked questions! If you have a 3 month old, you've got three options in baby's size. Ultimately, it will come down to their different preferences and needs. We break it down in depth in this article.

TOG (Thermal Overall Grade) measures how warm a garment is. In baby sleepwear, TOG ratings—from 0.5 to 3.5—help parents choose the right level of warmth for safe, comfortable sleep.

Use the TOG guide below to figure out which weight is right for your baby’s sleeping conditions. Remember, these temperatures are for the nursery temperature your baby is sleeping in. Here at günamüna, we typically stock 0.5 TOG for summertime, 2.5 TOG for wintertime, and 1.0 TOG all year round.

0.5 TOG      74-78°F / 23-26°C

1.0 TOG      70-73°F / 21-23°C

2.5 TOG      58-70°F / 15-21°C

Our normal order processing days are Monday through Friday 9am-5pm. Orders will not be processed on major holidays or weekends as we’ve reserved that time for our families. Orders are processed 1-3 business days after they are placed, in the sequence they are received. Expedited orders are noted with the carrier once they are shipped. This timeline is an estimate only and not guaranteed. During a launch or special promotions, it will likely take additional time for your order to process before being shipped due to extremely high volume. Once it ships, you will receive an email with your tracking number. 

If you place an expedited order please be aware that while we do our best to ship ASAP, orders are processed in the order in which they were received during normal shipping hours. Once processed, expedited USPS, UPS and FedEx delivery commitments will apply. 

We're listening. We invite you to call us at (978) 363-0426 or email us at hello@gunamuna.sbs with any questions, concerns, or comments. günamüna products are all made with you and your baby in mind. Our mission is to make the easiest and most comfortable sleepwear. 

Interested in initiating a return or exchange? Learn about our return policy here.