"

Check out our
new and improved sizes!

Select your child's size based on their height.

Every child grows at a different pace,
so we've improved our sizing to make things easier for you.

*We've added a new 130 size.
Old New
Based on Age Based on Height
3M, 6M, 18M, 24M
1-2Y, 2-3Y,
3-4Y, 5-6Y
60, 70, 80, 90,
100, 110,
120, 130

All our sizes are now a bit roomier.

Achieve the perfect fit every time,
simply by purchasing the correct size for your child's height.
Don't forget to check our new size guide
and each product's actual measurements before purchase.

One-piece swimsuit
for easy diaper changes
even when wet

UV PROTECTION
Swimwear & Hat Set: One-piece

Size 80-90

Our products are made
with parents in mind.

  • It's such a struggle to get a one-piece swimsuit on and off a baby in diapers.

  • Exactly. Having to undress them completely in the cold is such a worry.

  • What if we add snaps at the bottom? It would make diaper changes so much easier. 

  • Sounds great. A long zipper would make dressing so quick and easy.

Great fabric,
nice design.
Everyone asks where I got it

  • Diaper changes are a breeze!
    Just pop the bottom snaps and done in a flash. I love it.

  • Vibrant and fresh.
    A total eye-catcher outdoors.
    Amazing fabric.

  • Soft and stretchy.
    So easy to get on and off!

  • Actual reviews from real customers.

Thoughtfully designed
with parents in mind.

Long zipper
for on-and-off

Sun-protective hood
with extra neck coverage

Bottom snaps
for easy diaper changes

UV Protection Coverage

  • Swimsuit, hat

    Smart Care Label

    Tear-away care label for hassle-free comfort.

  • Swimsuit, hat

    Name Label

    No worries about mix-ups or lost items.

  • Swimsuit & 모자 세트 - 패드프린트Swimsuit

    Pad Printing

    Easily check the size and care instructions, even after removing the label.

  • Swimsuit & 모자 세트 - 지퍼 안감Swimsuit

    Zipper Lining

    We've added a soft layer of fabric to the back of the zipper to minimize skin irritation.

  • Swimsuit & 모자 세트 - 밑 부분 스냅Swimsuit

    Bottom snaps

    Just open the snaps and change diapers without the fuss.

4-way stretch fabric
for ultimate freedom
in the water

Pro-grade swimwear fabric.
Excellent stretch and recovery.

  • Stretchy
  • Soft
  • UV Blocking
  • Feel

    • Smooth and lightweight, even when wet.
  • Fit

    • The 4-way stretch fabric is flexible and resilient, facilitating ease of movement both in and out of the water.
    • Great stretch for easy on-and-off.
  • UV Blocking

    • The UPF50 fabric blocks 99% of UV rays, keeping your little one protected all summer long.
  • Care

    • Excellent shape retention and stretch recovery after washing.

For your child's use,
make sure to check thoroughly.

  • Safety tested domestically and internationally
  • All accessories are non-fluorescent

Konny's philosophy upheld
in every product

We never compromise on quality.

From materials to repeated fit, wash, and storage tests,
we obsess over every detail
from a parent’s perspective.

A product you reach for without a thought

Baby products are for parents too,
so we focus on functionality and style
- products you’ll enjoy using over and over.

Quality improvements made together with our customers

Every product starts with our customers’ voices.
Making parenthood easier and more stylish,
Konny works together with moms and dads around the world.

Color

Butter Yellow

  • Mint

  • Pink

  • Color most true to the actual product

Size

Standard Guide

Size Height Weight Age
60 50-60 cm (19.7-23.6 in) 4-6 kg (8.8-13.2 lb) 0-3M
70 60-70 cm (23.6-27.6 in) 6-9 kg (13.2-19.8 lb) 3-9M
80 70-80 cm (27.6-31.5 in) 9-11 kg (19.8-24.3 lb) 9-18M
90 80-90 cm (31.5-35.4 in) 11-13 kg (24.3-28.7 lb) 18-30M
100 90-100 cm (35.4-39.4 in) 13-16 kg (28.7–35.3 lb) 30M-4Y
110 100-110 cm (39.4-43.3 in) 16-19 kg (35.3–41.9 lb) 4-5Y
120 110-120 cm (43.3-47.2 in) 19-23kg (41.9-50.7 lb) 5-6Y
130 120-130 cm (47.2-51.2 in) 23-27 kg (50.7-59.5 lb) 6-7Y

Actual Measurements

Size(cm) 80 90
Full Length A 56.3/
22.2
62.9/
24.8
Half Chest B 28/
11
30/
11.8
Sleeve Length C 30/
11.8
33.7/
13.3
Size(cm) XS-S
Circumference A 51/
20.1
Brim B 6.3/
2.5
Neck Flap C 17.8/
7
  • Actual product measurements
  • Slight variations of 1–2 cm are normal due to the handmade nature and measuring method.

Models' Sizes

  • wearing 80
    86cm/11.5kg(33.9 in / 25.4 lb)
  • wearing 90
    92cm/13kg(36.2 in / 28.7 lb)

Care Instructions

Material: 80% Polyester, 20% Polyurethane

Care Instructions

  • Hand wash
    recommended
  • Do not bleach
  • Do not iron
  • Do not dry clean
  • Squeeze gently
  • Air dry in shade
  • Do not
    machine dry

Packaging & Shipping Information

To deliver the product at its best quality, we include antimicrobial and moisture-resistant packaging that meets US and European safety standards, along with a Micro-Pak® PE sheet.

UV Protection Swimset, One-piece [Hat included]

Regular price US$65.00
Unit price
per 
View Size Guide
ADD TO BABYLIST

"

Check out our
new and improved sizes!

Select your child's size based on their height.

Every child grows at a different pace,
so we've improved our sizing to make things easier for you.

*We've added a new 130 size.
Old New
Based on Age Based on Height
3M, 6M, 18M, 24M
1-2Y, 2-3Y,
3-4Y, 5-6Y
60, 70, 80, 90,
100, 110,
120, 130

All our sizes are now a bit roomier.

Achieve the perfect fit every time,
simply by purchasing the correct size for your child's height.
Don't forget to check our new size guide
and each product's actual measurements before purchase.

One-piece swimsuit
for easy diaper changes
even when wet

UV PROTECTION
Swimwear & Hat Set: One-piece

Size 80-90

Our products are made
with parents in mind.

  • It's such a struggle to get a one-piece swimsuit on and off a baby in diapers.

  • Exactly. Having to undress them completely in the cold is such a worry.

  • What if we add snaps at the bottom? It would make diaper changes so much easier. 

  • Sounds great. A long zipper would make dressing so quick and easy.

Great fabric,
nice design.
Everyone asks where I got it

  • Diaper changes are a breeze!
    Just pop the bottom snaps and done in a flash. I love it.

  • Vibrant and fresh.
    A total eye-catcher outdoors.
    Amazing fabric.

  • Soft and stretchy.
    So easy to get on and off!

  • Actual reviews from real customers.

Thoughtfully designed
with parents in mind.

Long zipper
for on-and-off

Sun-protective hood
with extra neck coverage

Bottom snaps
for easy diaper changes

UV Protection Coverage

  • Swimsuit, hat

    Smart Care Label

    Tear-away care label for hassle-free comfort.

  • Swimsuit, hat

    Name Label

    No worries about mix-ups or lost items.

  • Swimsuit & 모자 세트 - 패드프린트Swimsuit

    Pad Printing

    Easily check the size and care instructions, even after removing the label.

  • Swimsuit & 모자 세트 - 지퍼 안감Swimsuit

    Zipper Lining

    We've added a soft layer of fabric to the back of the zipper to minimize skin irritation.

  • Swimsuit & 모자 세트 - 밑 부분 스냅Swimsuit

    Bottom snaps

    Just open the snaps and change diapers without the fuss.

4-way stretch fabric
for ultimate freedom
in the water

Pro-grade swimwear fabric.
Excellent stretch and recovery.

  • Stretchy
  • Soft
  • UV Blocking
  • Feel

    • Smooth and lightweight, even when wet.
  • Fit

    • The 4-way stretch fabric is flexible and resilient, facilitating ease of movement both in and out of the water.
    • Great stretch for easy on-and-off.
  • UV Blocking

    • The UPF50 fabric blocks 99% of UV rays, keeping your little one protected all summer long.
  • Care

    • Excellent shape retention and stretch recovery after washing.

For your child's use,
make sure to check thoroughly.

  • Safety tested domestically and internationally
  • All accessories are non-fluorescent

Konny's philosophy upheld
in every product

We never compromise on quality.

From materials to repeated fit, wash, and storage tests,
we obsess over every detail
from a parent’s perspective.

A product you reach for without a thought

Baby products are for parents too,
so we focus on functionality and style
- products you’ll enjoy using over and over.

Quality improvements made together with our customers

Every product starts with our customers’ voices.
Making parenthood easier and more stylish,
Konny works together with moms and dads around the world.

Color

Butter Yellow

  • Mint

  • Pink

  • Color most true to the actual product

Size

Standard Guide

Size Height Weight Age
60 50-60 cm (19.7-23.6 in) 4-6 kg (8.8-13.2 lb) 0-3M
70 60-70 cm (23.6-27.6 in) 6-9 kg (13.2-19.8 lb) 3-9M
80 70-80 cm (27.6-31.5 in) 9-11 kg (19.8-24.3 lb) 9-18M
90 80-90 cm (31.5-35.4 in) 11-13 kg (24.3-28.7 lb) 18-30M
100 90-100 cm (35.4-39.4 in) 13-16 kg (28.7–35.3 lb) 30M-4Y
110 100-110 cm (39.4-43.3 in) 16-19 kg (35.3–41.9 lb) 4-5Y
120 110-120 cm (43.3-47.2 in) 19-23kg (41.9-50.7 lb) 5-6Y
130 120-130 cm (47.2-51.2 in) 23-27 kg (50.7-59.5 lb) 6-7Y

Actual Measurements

Size(cm) 80 90
Full Length A 56.3/
22.2
62.9/
24.8
Half Chest B 28/
11
30/
11.8
Sleeve Length C 30/
11.8
33.7/
13.3
Size(cm) XS-S
Circumference A 51/
20.1
Brim B 6.3/
2.5
Neck Flap C 17.8/
7
  • Actual product measurements
  • Slight variations of 1–2 cm are normal due to the handmade nature and measuring method.

Models' Sizes

  • wearing 80
    86cm/11.5kg(33.9 in / 25.4 lb)
  • wearing 90
    92cm/13kg(36.2 in / 28.7 lb)

Care Instructions

Material: 80% Polyester, 20% Polyurethane

Care Instructions

  • Hand wash
    recommended
  • Do not bleach
  • Do not iron
  • Do not dry clean
  • Squeeze gently
  • Air dry in shade
  • Do not
    machine dry

Packaging & Shipping Information

To deliver the product at its best quality, we include antimicrobial and moisture-resistant packaging that meets US and European safety standards, along with a Micro-Pak® PE sheet.

Customer Reviews