baby one pieces

Perfect comfort meets playful style in our baby one pieces & jumpsuits collection. These versatile essentials are designed to keep your little explorer comfortable through every adventure, from first tummy time to toddler escapades. 

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BACK IN STOCK

Convertible Pajama - Goose
Convertible Pajama - Goose
Convertible Pajama - Goose
Convertible Pajama - Goose
Convertible Pajama - Goose
Convertible Pajama - Goose
Convertible Pajama - Goose
Convertible Pajama
•Goose
$38.00
+ more
Save 20%
Convertible Pajama - Beauty
Convertible Pajama - Beauty
Convertible Pajama - Beauty
Convertible Pajama - Beauty
Convertible Pajama - Beauty
Convertible Pajama
•Beauty
$30.40 $38.00
+ more
Save 19%
Convertible Pajama - Penguin
Convertible Pajama - Penguin
Convertible Pajama - Penguin
Convertible Pajama - Penguin
Convertible Pajama - Penguin
Convertible Pajama
•Penguin
$29.00 $36.00
+ more
Convertible Pajama - Tutu Goose
Convertible Pajama - Tutu Goose
Convertible Pajama - Tutu Goose
Convertible Pajama - Tutu Goose
Convertible Pajama - Tutu Goose
Convertible Pajama
•Tutu Goose
$38.00
+ more
Sold out
Convertible Pajama - Fish with a Hat
Convertible Pajama - Fish with a Hat
Convertible Pajama - Fish with a Hat
Convertible Pajama - Fish with a Hat
Convertible Pajama - Fish with a Hat
Convertible Pajama - Fish with a Hat
Convertible Pajama - Fish with a Hat
Convertible Pajama - Fish with a Hat
Convertible Pajama
•Fish with a Hat
$29.00 $36.00
+ more
Convertible Pajama - Ducks
Convertible Pajama - Ducks
Convertible Pajama - Ducks
Convertible Pajama - Ducks
Convertible Pajama - Ducks
Convertible Pajama - Ducks
Convertible Pajama - Ducks
Convertible Pajama
•Ducks
$38.00
+ more

BACK IN STOCK

Convertible Pajama - Dream
Convertible Pajama - Dream
Convertible Pajama - Dream
Convertible Pajama - Dream
Convertible Pajama - Dream
Convertible Pajama - Dream
Convertible Pajama
•Dream
$36.00
+ more

BACK IN STOCK

Convertible Pajama - Posie
Convertible Pajama - Posie
Convertible Pajama - Posie
Convertible Pajama - Posie
Convertible Pajama - Posie
Convertible Pajama - Posie
Convertible Pajama
•Posie
$38.00
+ more

BACK IN STOCK

Convertible Pajama - Hush
Convertible Pajama - Hush
Convertible Pajama - Hush
Convertible Pajama - Hush
Convertible Pajama - Hush
Convertible Pajama - Hush
Convertible Pajama
•Hush
$38.00
+ more
Save 20%
Convertible Pajama - Fishing
Convertible Pajama - Fishing
Convertible Pajama - Fishing
Convertible Pajama - Fishing
Convertible Pajama - Fishing
Convertible Pajama
•Fishing
$30.40 $38.00
+ more

BACK IN STOCK

Convertible Pajama - Magnolia
Convertible Pajama - Magnolia
Convertible Pajama - Magnolia
Convertible Pajama - Magnolia
Convertible Pajama - Magnolia
Convertible Pajama - Magnolia
Convertible Pajama - Magnolia
Convertible Pajama
•Magnolia
$36.00
+ more
Save 20%
Long Sleeve Cotton Jumpsuit - Poppy
Long Sleeve Cotton Jumpsuit - Poppy
Long Sleeve Cotton Jumpsuit - Poppy
Long Sleeve Cotton Jumpsuit - Poppy
Long Sleeve Cotton Jumpsuit
•Poppy
$32.00 $40.00
Save 20%
Long Sleeve Cotton Jumpsuit - Cosmo
Long Sleeve Cotton Jumpsuit - Cosmo
Long Sleeve Cotton Jumpsuit - Cosmo
Long Sleeve Cotton Jumpsuit - Cosmo
Long Sleeve Cotton Jumpsuit
•Cosmo
$32.00 $40.00

BACK IN STOCK

Convertible Pajama - Forest
Convertible Pajama - Forest
Convertible Pajama - Forest
Convertible Pajama - Forest
Convertible Pajama - Forest
Convertible Pajama - Forest
Convertible Pajama - Forest
Convertible Pajama - Forest
Convertible Pajama
•Forest
$38.00
+ more
Save 20%
Cotton Shortie Romper - Fishing
Cotton Shortie Romper - Fishing
Cotton Shortie Romper - Fishing
Cotton Shortie Romper - Fishing
Cotton Shortie Romper
•Fishing
$28.00 $35.00
+ more
Save 20%
Cotton Shortie Romper - Firefly
Cotton Shortie Romper - Firefly
Cotton Shortie Romper - Firefly
Cotton Shortie Romper - Firefly
Cotton Shortie Romper
•Firefly
$28.00 $35.00
+ more
Save 20%
Long Sleeve Cotton Jumpsuit - Clover
Long Sleeve Cotton Jumpsuit - Clover
Long Sleeve Cotton Jumpsuit - Clover
Long Sleeve Cotton Jumpsuit - Clover
Long Sleeve Cotton Jumpsuit
•Clover
$32.00 $40.00
Save 20%
Cotton Shortie Romper - Bucket Hat
Cotton Shortie Romper - Bucket Hat
Cotton Shortie Romper - Bucket Hat
Cotton Shortie Romper - Bucket Hat
Cotton Shortie Romper
•Bucket Hat
$28.00 $35.00
+ more
Convertible Pajama - Fireflies
Convertible Pajama - Fireflies
Convertible Pajama - Fireflies
Convertible Pajama - Fireflies
Convertible Pajama - Fireflies
Convertible Pajama
•Fireflies
$38.00
+ more

NEW!

Convertible Pajama - Bouquet
Convertible Pajama - Bouquet
Convertible Pajama - Bouquet
Convertible Pajama - Bouquet
Convertible Pajama
•Bouquet
$38.00
+ more
Save 20%
Cotton Shortie Romper - Sharks
Cotton Shortie Romper - Sharks
Cotton Shortie Romper - Sharks
Cotton Shortie Romper
•Sharks
$28.00 $35.00
+ more
Convertible Pajama - Sage
Convertible Pajama - Sage
Convertible Pajama - Sage
Convertible Pajama - Sage
Convertible Pajama - Sage
Convertible Pajama - Sage
Convertible Pajama - Sage
Convertible Pajama
•Sage
$36.00
+ more

BACK IN STOCK

Convertible Pajama - Giraffe Moss
Convertible Pajama - Giraffe Moss
Convertible Pajama - Giraffe Moss
Convertible Pajama - Giraffe Moss
Convertible Pajama
•Giraffe Moss
$38.00
+ more
Convertible Pajama - Shine
Convertible Pajama - Shine
Convertible Pajama - Shine
Convertible Pajama - Shine
Convertible Pajama - Shine
Convertible Pajama - Shine
Convertible Pajama - Shine
Convertible Pajama - Shine
Convertible Pajama
•Shine
$36.00
+ more
Save 20%
Bubble Romper - Eden
Bubble Romper - Eden
Bubble Romper
•Eden
$30.40 $38.00
Save 20%
Cotton Shortie Romper - Rowboats
Cotton Shortie Romper - Rowboats
Cotton Shortie Romper - Rowboats
Cotton Shortie Romper - Rowboats
Cotton Shortie Romper
•Rowboats
$28.00 $35.00
+ more

NEW!

Convertible Pajama - Blossom
Convertible Pajama - Blossom
Convertible Pajama - Blossom
Convertible Pajama - Blossom
Convertible Pajama - Blossom
Convertible Pajama - Blossom
Convertible Pajama
•Blossom
$38.00
+ more

NEW!

Convertible Pajama - Cowboy Goose
Convertible Pajama - Cowboy Goose
Convertible Pajama - Cowboy Goose
Convertible Pajama - Cowboy Goose
Convertible Pajama - Cowboy Goose
Convertible Pajama - Cowboy Goose
Convertible Pajama - Cowboy Goose
Convertible Pajama
•Cowboy Goose
$38.00
+ more
Save 20%
Bubble Romper - Strawberry
Bubble Romper - Strawberry
Bubble Romper - Strawberry
Bubble Romper - Strawberry
Bubble Romper
•Strawberry
$30.40 $38.00
Convertible Pajama - Sunset
Convertible Pajama - Sunset
Convertible Pajama - Sunset
Convertible Pajama
•Sunset
$38.00
+ more

NEW!

Convertible Pajama - Pooh
Convertible Pajama - Pooh
Convertible Pajama - Pooh
Convertible Pajama - Pooh
Convertible Pajama - Pooh
Convertible Pajama - Pooh
Convertible Pajama - Pooh
Convertible Pajama
•Pooh
$38.00
+ more
Fleece Collared Jumpsuit - Hush
Fleece Collared Jumpsuit - Hush
Fleece Collared Jumpsuit - Hush
Fleece Collared Jumpsuit
•Hush
$40.00
Fleece Collared Jumpsuit - Sage
Fleece Collared Jumpsuit - Sage
Fleece Collared Jumpsuit - Sage
Fleece Collared Jumpsuit - Sage
Fleece Collared Jumpsuit
•Sage
$40.00
Bubble Romper - Fireflies
Bubble Romper - Fireflies
Bubble Romper - Fireflies
Bubble Romper - Fireflies
Bubble Romper
•Fireflies
$38.00

NEW!

Convertible Pajama - Football
Convertible Pajama - Football
Convertible Pajama - Football
Convertible Pajama - Football
Convertible Pajama
•Football
$38.00
+ more
Fleece Collared Jumpsuit - Maple
Fleece Collared Jumpsuit - Maple
Fleece Collared Jumpsuit - Maple
Fleece Collared Jumpsuit - Maple
Fleece Collared Jumpsuit - Maple
Fleece Collared Jumpsuit - Maple
Fleece Collared Jumpsuit - Maple
Fleece Collared Jumpsuit
•Maple
$40.00

NEW!

Convertible Pajama - Woof
Convertible Pajama - Woof
Convertible Pajama - Woof
Convertible Pajama - Woof
Convertible Pajama
•Woof
$38.00
+ more
Save 20%
Cotton Shortie Romper - Lobster
Cotton Shortie Romper - Lobster
Cotton Shortie Romper - Lobster
Cotton Shortie Romper - Lobster
Cotton Shortie Romper
•Lobster
$28.00 $35.00
+ more

NEW!

Convertible Pajama - Mini Floral
Convertible Pajama - Mini Floral
Convertible Pajama - Mini Floral
Convertible Pajama - Mini Floral
Convertible Pajama
•Mini Floral
$38.00
+ more
Save 20%
Cotton Shortie Romper - Mouse
Cotton Shortie Romper - Mouse
Cotton Shortie Romper - Mouse
Cotton Shortie Romper - Mouse
Cotton Shortie Romper
•Mouse
$28.00 $35.00
+ more
Bubble Romper - Ducks
Bubble Romper - Ducks
Bubble Romper - Ducks
Bubble Romper
•Ducks
$38.00

NEW!

Convertible Pajama - Checkmate
Convertible Pajama - Checkmate
Convertible Pajama - Checkmate
Convertible Pajama
•Checkmate
$38.00
+ more

NEW!

Convertible Pajama - Doe.Re.Mi
Convertible Pajama - Doe.Re.Mi
Convertible Pajama - Doe.Re.Mi
Convertible Pajama - Doe.Re.Mi
Convertible Pajama
•Doe.Re.Mi
$38.00
+ more

NEW!

Convertible Pajama - Teddies
Convertible Pajama - Teddies
Convertible Pajama - Teddies
Convertible Pajama
•Teddies
$38.00
+ more

NEW!

Convertible Pajama - Going
Convertible Pajama - Going
Convertible Pajama - Going
Convertible Pajama - Going
Convertible Pajama
•Going
$38.00
+ more
Save 20%
Pocket Romper - Sweetheart
Pocket Romper - Sweetheart
Pocket Romper - Sweetheart
Pocket Romper - Sweetheart
Pocket Romper
•Sweetheart
$32.00 $40.00
Save 20%
Pocket Romper - Picnic
Pocket Romper - Picnic
Pocket Romper - Picnic
Pocket Romper - Picnic
Pocket Romper
•Picnic
$32.00 $40.00

NEW!

Fleece Jumpsuit - Cowboy Goose
Fleece Jumpsuit - Cowboy Goose
Fleece Jumpsuit - Cowboy Goose
Fleece Jumpsuit - Cowboy Goose
Fleece Jumpsuit - Cowboy Goose
Fleece Jumpsuit
•Cowboy Goose
$43.00
+ more
Save 20%
Pocket Romper - Dew
Pocket Romper - Dew
Pocket Romper - Dew
Pocket Romper - Dew
Pocket Romper
•Dew
$32.00 $40.00
Save 20%
Pocket Romper - Blossom
Pocket Romper - Blossom
Pocket Romper - Blossom
Pocket Romper - Blossom
Pocket Romper
•Blossom
$32.00 $40.00

NEW!

Fleece Jumpsuit - Blossom
Fleece Jumpsuit
•Blossom
$43.00
+ more

NEW!

Convertible Pajama - Construction
Convertible Pajama - Construction
Convertible Pajama - Construction
Convertible Pajama - Construction
Convertible Pajama - Construction
Convertible Pajama
•Construction
$38.00
+ more

NEW!

Convertible Pajama - National Park
Convertible Pajama - National Park
Convertible Pajama - National Park
Convertible Pajama
•National Park
$38.00
+ more

NEW!

Fleece Jumpsuit - Pawfect
Fleece Jumpsuit - Pawfect
Fleece Jumpsuit - Pawfect
Fleece Jumpsuit
•Pawfect
$43.00
+ more

NEW!

Fleece Jumpsuit - Checkmate
Fleece Jumpsuit
•Checkmate
$43.00
+ more
Save 20%
Shortie Romper - Wishful
Shortie Romper - Wishful
Shortie Romper - Wishful
Shortie Romper - Wishful
Shortie Romper
•Wishful
$32.00 $40.00

NEW!

Fleece Jumpsuit - Doe.Re.Mi
Fleece Jumpsuit - Doe.Re.Mi
Fleece Jumpsuit - Doe.Re.Mi
Fleece Jumpsuit
•Doe.Re.Mi
$43.00
+ more

NEW!

Fleece Jumpsuit - i heart u
Fleece Jumpsuit - i heart u
Fleece Jumpsuit - i heart u
Fleece Jumpsuit - i heart u
Fleece Jumpsuit - i heart u
Fleece Jumpsuit
•i heart u
$43.00
+ more
Save 20%
Fleece Jumpsuit - Blush
Fleece Jumpsuit - Blush
Fleece Jumpsuit - Blush
Fleece Jumpsuit - Blush
Fleece Jumpsuit
•Blush
$32.00 $40.00
+ more

NEW!

Fleece Jumpsuit - Berry Good
Fleece Jumpsuit
•Berry Good
$43.00
+ more

NEW!

Fleece Jumpsuit - sweetness
Fleece Jumpsuit - sweetness
Fleece Jumpsuit - sweetness
Fleece Jumpsuit - sweetness
Fleece Jumpsuit - sweetness
Fleece Jumpsuit
•sweetness
$43.00
+ more

the ultimate in one-piece convenience

Our baby one pieces & jumpsuits are thoughtfully designed to make your parenting journey smoother while keeping your little one comfortable and adorable. From newborn rompers that cocoon tiny bodies in cloud-like softness to toddler jumpsuits that move with active explorers, each piece is crafted to support your baby's natural movements while providing the gentle comfort they crave.

The beauty of one-piece dressing lies in its effortless simplicity—no matching tops and bottoms, no riding up, no gaps that let in chilly air. Our collection features everything from short-sleeve summer rompers to long-sleeve winter and fleece jumpsuits, all available in classic prints and limited edition prints.

why choose gunamuna baby one pieces & jumpsuits?

  • diaper-change genius: our exclusive DIAPER-ZiP technology means diaper changes happen in seconds, not minutes—keeping your baby comfortable and your sanity intact during those frequent changes.
  • grow-with-me comfort: thoughtfully sized from newborn to toddler with gentle stretch that accommodates growth spurts while maintaining that perfect fit that keeps little ones happy all day long.
  • skin-loving softness: premium bamboo rayon that's naturally hypoallergenic and temperature-regulating, plus cozy fleece options for colder months—creating the ideal microclimate against delicate skin.
  • style that travels: from morning cuddles to afternoon adventures, these versatile pieces transition seamlessly through your day, looking effortlessly put-together while providing maximum comfort and freedom of movement.

frequently asked questions

Baby one pieces and jumpsuits offer unmatched convenience for busy parents—no separates to coordinate, no riding up or gaps at the waist, and complete coverage for active little ones. Our designs feature thoughtful details like DIAPER-ZiP technology for hassle-free changes and soft bamboo fabric that moves with your baby throughout their day.

Both styles offer full-body coverage, but the choice often comes down to preference and occasion. Our one pieces typically feature snap closures and are perfect for newborns and younger babies, while jumpsuits with zipper closures work beautifully for toddlers who are more active. Both styles in our collection prioritize comfort and easy diaper access.

Yes! Our bamboo rayon one pieces and jumpsuits naturally regulate temperature, keeping babies cool in summer and cozy when layered during cooler months. For extra warmth in winter, our fleece jumpsuits provide plush insulation—perfect for chilly outings and cold-weather comfort.