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.

Buttery-soft sweatsuit set
for everyday wear

Butter Cotton Sweatsuit Set

Every Konny creation
has a reason behind it

  • FOR PARENTS

    No more morning outfit struggles. This matching set makes styling effortless.

  • FOR BABY & KIDS

    Gentle on bare skin with a butter-smooth feel, keeping sensitive little ones comfortable all day.

Konny is the ultimate go-to
for daycare outfits

  • Nothing compares to Konny, no matter what else
    I try.No morning outfit hassles, and
    zero shrinkage in the dryer.

  • My top favorite!
    My kid loves how comfy it is,
    so I size up and buy it every year!

  • The ultimate daycare outfit! Easy on and off
    with the back buttons.
    Zero morning outfit stress.

  • Actual reviews from real customers.

Thoughtfully designed
with parents in mind.

A relaxed fit
for easy movement

Ultra-soft butter finish
on both the inside
and outside

Chic lettering detail
on the back for a stylish touch

  • Top

    Neck Snaps

    Sizes 80-90 include back snaps for hassle-free dressing for your little one.

  • Bottoms

    Adjustable Drawstrings

    Simply pull on the drawstrings to adjust the size as needed.

  • Bottoms

    Gentle Waistband

    Soft, stretchy waistband gently hugs the tummy for all-day comfort.

  • Tops & Bottoms

    Tyvek Label

    Made with the softest label used for newborn wear, providing scratch-free comfort even without removing the label.

  • Tops & Bottoms

    Protective Fabric Layer

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

  • Once the stitching softens after multiple washes and consistent wear, the layer of fabric will naturally fall away.

UPGRADE

For a more stylish fit

Banded hems create
a stylish, relaxed silhouette.

Smooth Like Butter

Konny's signature fabric
Soft and durable cotton with a double-sided
butter-touch finish* for ultimate softness.

  • Breathable
  • Soft
  • Durable
  • Feel

    • Luxuriously soft and smooth to the touch.
    • Smooth and cozy, gently soft even on bare skin.
  • Fit

    • Lightweight enough to facilitate easy movement.
  • Care

    • Durable enough to hold up after frequent washes.
What is butter-touch finish?
A premium finishing process using the German company WACKER’s high-concentration microemulsion, designed to boost the fabric's softness and flexibility.

Effortless mix and match
for the perfect Konny outfit

Demand only the best
for your child

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

Go-To Daycare Outfits
Konny Set Collection

Butter Cotton Sweatsuit Set (2P)

Butter Cotton
Sweatsuit Set

A seasonal favorite
Konny's signature
Butter Cotton Sweatsuit Set

Learn More

Current Product

Butter Cotton Stretch
Sweatsuit Set

Flexible and comfy
for easy movement
Butter Cotton Sweatsuit Set

Learn More

Current Product

The Konny Way

We put 100% into
everything we make

From fabric development to optimizing fit,
care instructions, and storage,
we don't compromise when it comes to quality.
We do every single thing from a parent's perspective.

Made for everyday reach

"

Our products are functional, aesthetic and effortless
—so you naturally reach for them,
again and again.

"

We grow with you

"

Everything we do is guided by your needs.
We’re proud to help make
everyday life a little easier.
Konny stands with parents and
caretakers everywhere.

"

Color

Oatmeal

  • Purple

  • Matcha Cream

  • Brown

  • Power 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 90 100 110 120 130
LengthA 36.1/
14
39.2/
15
42.3/
17
45.4/
18
48.5/
19
51.6/
20
Half ChestB 34.6/
14
36.8/
14
39/
15
41.2/
16
43.4/
17
45.6/
18
Sleeve LengthC 21.8/
9
25.3/
10
28.8/
11
32.3/
13
35.8/
14
39.3/
15
Size(cm) 80 90 100 110 120 130
LengthA 42/
17
48.5/
19
55/
22
61.5/
24
68/
27
74.5/
29
Waist B 20.1/
8
21.3/
8
22.5/
9
23.7/
9
24.9/
10
26.1/
10
Hip
C
34.1/
13
36.3/
14
38.5/
15
40.7/
16
42.9/
17
45.1/
18
Bottom Opening D 9/
4
9.5/
4
10/
4
10.5/
4
11/
4
11.5/
5
Front Rise E 19/
7
19.5/
8
20/
8
21/
8
22/
9
23/
9
  • Actual product measurements
  • A difference of 1-2cm can occur 
    depending on how the product is measured, 
    even within the same size.

Models' Sizes

  • wearing 80
    75cm/9.8kg
    (29.5 in / 21.6 lb)
  • wearing 90
    88cm/12.5kg
    (34.6 in / 27.6 lb)
  • wearing 100
    95cm/15.4kg
    (37.4 in / 34.0 lb)
  • wearing 100
    99.5cm/16kg
    (39.2 in / 35.3 lb)
  • wearing 110
    109cm/18kg
    (42.9 in / 39.7 lb)

Care Instructions

Material: [Shell] Cotton 70%, Polyester 30%
[Rib] Cotton 95%, Spandex 5%
[Pocket Lining] Cotton 100%

Care Instructions

  • Machine wash cold
    recommended
  • Do not bleach
  • Tumble dry low
    allowed
  • Do not iron
  • Do not dry clean

Packaging & Shipping Information

In order to ensure you receive the highest quality product possible,  
we package all our orders with a Micro-Pak® PE sheet,
 a functional antibacterial and moisture-proof packing material that has passed U.S. and European safety standards.

New

Butter Cotton Sweatsuit Set

Regular price US$46.80
Unit price
per 
View Size Guide
ADD TO BABYLIST

Extra 5% off your first order
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Free Shipping on orders $120+
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$20 Off on orders $200+

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.

Buttery-soft sweatsuit set
for everyday wear

Butter Cotton Sweatsuit Set

Every Konny creation
has a reason behind it

  • FOR PARENTS

    No more morning outfit struggles. This matching set makes styling effortless.

  • FOR BABY & KIDS

    Gentle on bare skin with a butter-smooth feel, keeping sensitive little ones comfortable all day.

Konny is the ultimate go-to
for daycare outfits

  • Nothing compares to Konny, no matter what else
    I try.No morning outfit hassles, and
    zero shrinkage in the dryer.

  • My top favorite!
    My kid loves how comfy it is,
    so I size up and buy it every year!

  • The ultimate daycare outfit! Easy on and off
    with the back buttons.
    Zero morning outfit stress.

  • Actual reviews from real customers.

Thoughtfully designed
with parents in mind.

A relaxed fit
for easy movement

Ultra-soft butter finish
on both the inside
and outside

Chic lettering detail
on the back for a stylish touch

  • Top

    Neck Snaps

    Sizes 80-90 include back snaps for hassle-free dressing for your little one.

  • Bottoms

    Adjustable Drawstrings

    Simply pull on the drawstrings to adjust the size as needed.

  • Bottoms

    Gentle Waistband

    Soft, stretchy waistband gently hugs the tummy for all-day comfort.

  • Tops & Bottoms

    Tyvek Label

    Made with the softest label used for newborn wear, providing scratch-free comfort even without removing the label.

  • Tops & Bottoms

    Protective Fabric Layer

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

  • Once the stitching softens after multiple washes and consistent wear, the layer of fabric will naturally fall away.

UPGRADE

For a more stylish fit

Banded hems create
a stylish, relaxed silhouette.

Smooth Like Butter

Konny's signature fabric
Soft and durable cotton with a double-sided
butter-touch finish* for ultimate softness.

  • Breathable
  • Soft
  • Durable
  • Feel

    • Luxuriously soft and smooth to the touch.
    • Smooth and cozy, gently soft even on bare skin.
  • Fit

    • Lightweight enough to facilitate easy movement.
  • Care

    • Durable enough to hold up after frequent washes.
What is butter-touch finish?
A premium finishing process using the German company WACKER’s high-concentration microemulsion, designed to boost the fabric's softness and flexibility.

Effortless mix and match
for the perfect Konny outfit

Demand only the best
for your child

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

Go-To Daycare Outfits
Konny Set Collection

Butter Cotton Sweatsuit Set (2P)

Butter Cotton
Sweatsuit Set

A seasonal favorite
Konny's signature
Butter Cotton Sweatsuit Set

Learn More

Current Product

Butter Cotton Stretch
Sweatsuit Set

Flexible and comfy
for easy movement
Butter Cotton Sweatsuit Set

Learn More

Current Product

The Konny Way

We put 100% into
everything we make

From fabric development to optimizing fit,
care instructions, and storage,
we don't compromise when it comes to quality.
We do every single thing from a parent's perspective.

Made for everyday reach

"

Our products are functional, aesthetic and effortless
—so you naturally reach for them,
again and again.

"

We grow with you

"

Everything we do is guided by your needs.
We’re proud to help make
everyday life a little easier.
Konny stands with parents and
caretakers everywhere.

"

Color

Oatmeal

  • Purple

  • Matcha Cream

  • Brown

  • Power 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 90 100 110 120 130
LengthA 36.1/
14
39.2/
15
42.3/
17
45.4/
18
48.5/
19
51.6/
20
Half ChestB 34.6/
14
36.8/
14
39/
15
41.2/
16
43.4/
17
45.6/
18
Sleeve LengthC 21.8/
9
25.3/
10
28.8/
11
32.3/
13
35.8/
14
39.3/
15
Size(cm) 80 90 100 110 120 130
LengthA 42/
17
48.5/
19
55/
22
61.5/
24
68/
27
74.5/
29
Waist B 20.1/
8
21.3/
8
22.5/
9
23.7/
9
24.9/
10
26.1/
10
Hip
C
34.1/
13
36.3/
14
38.5/
15
40.7/
16
42.9/
17
45.1/
18
Bottom Opening D 9/
4
9.5/
4
10/
4
10.5/
4
11/
4
11.5/
5
Front Rise E 19/
7
19.5/
8
20/
8
21/
8
22/
9
23/
9
  • Actual product measurements
  • A difference of 1-2cm can occur 
    depending on how the product is measured, 
    even within the same size.

Models' Sizes

  • wearing 80
    75cm/9.8kg
    (29.5 in / 21.6 lb)
  • wearing 90
    88cm/12.5kg
    (34.6 in / 27.6 lb)
  • wearing 100
    95cm/15.4kg
    (37.4 in / 34.0 lb)
  • wearing 100
    99.5cm/16kg
    (39.2 in / 35.3 lb)
  • wearing 110
    109cm/18kg
    (42.9 in / 39.7 lb)

Care Instructions

Material: [Shell] Cotton 70%, Polyester 30%
[Rib] Cotton 95%, Spandex 5%
[Pocket Lining] Cotton 100%

Care Instructions

  • Machine wash cold
    recommended
  • Do not bleach
  • Tumble dry low
    allowed
  • Do not iron
  • Do not dry clean

Packaging & Shipping Information

In order to ensure you receive the highest quality product possible,  
we package all our orders with a Micro-Pak® PE sheet,
 a functional antibacterial and moisture-proof packing material that has passed U.S. and European safety standards.

Customer Reviews