Swim One-Piece

$71.50

~~$143.00~~

$71.50

Tax included. Shipping calculated at checkout.

This item is part of our seasonal sale and is not eligible for return or exchange. Our team is happy to assist with sizing before purchase.

Size 4Y 5Y 6Y 8Y 10Y 12Y 14Y

Help about your size

Colour: Black White

Make a splash with this DKNY one-piece swimming costume, crafted from a comfortable and stretchy blend of polyamide and elastane. Featuring a bold branded illustration on the front, this swimsuit combines style and functionality, perfect for poolside or beach adventures. The sleek design ensures a secure fit while allowing freedom of movement, making it an essential addition to your child’s swimwear collection.

Fabrication: 80% Polyamide, 20% Elastane

Care Instructions: Wool wash. Do not bleach. Do not tumble dry. Cool iron. Do not dry clean.

Size Guide

Girls

How to measure?

Height: Measure from top of the head to the base of the feet with a straight back.
Chest size: Place the tape measure beneath the armpits, around the widest part of the back, at the level of the shoulders blades.
Waist size: Place the tape measure around the smallest part of the waist.
Hip size: Place the tape measure around the widest point of the hips, around the buttocks.

Ready-to-wear

Age	Height (cm / in)	Chest size (cm / in)	Waist size (cm / in)	Hip size (cm / in)
2 years	86 / 34	52 /20.5	50 / 19.7	53 / 21
3 years	94 / 37	54 / 21.3	51 / 20	57 / 22.4
4 years	102 / 40	56 / 22	52 / 20.5	60 / 23.6
5 years	108 / 42.5	58 / 23	53 / 21	63 / 25
6 years	114 / 45	60 / 23.6	54 / 21.3	65 / 25.6
8 years	126 / 49.6	64 / 25.2	56 / 22	70 / 27.6
10 years	138 / 54	71 / 28	58 / 23	77 / 30.3
12 years	150 / 59	78 / 30.7	60 / 23.6	84 / 33
14 years	156 / 61.4	82 / 32.3	62 / 24.4	87 / 34.3
16 years	162 / 64	86 / 34	64 / 25.2	90 / 35.4

Accessories

Age	Belts	Caps, chapkas and beanies	Gloves, scarves, snood	Socks, tights
2 years	50	T1, 50/52	T1	23 = 23/26
3 years
4 years	55	T2, 52/54	T2	27 = 27/30
5 years
6 years	60
8 years		T3, 54/56	T3	31 = 31/34
10 years	65
12 years	70			35 = 35/38
14 years	75	T4, 56/58	T4
16 years				39

Boys

How to measure ?

Ready-to-wear

Age	Height (cm / in)	Chest size (cm / in)	Waist size (cm / in)	Hip size (cm / in)
2 years	86 / 34	52 / 20.5	50 / 19.7	53 / 21
3 years	94 / 37	54 / 21.3	51 / 20.1	56 / 22
4 years	102 / 40	56 / 22	52 / 20.5	58 / 23
5 years	108 / 42.5	58 / 23	53 / 21	60 / 23.6
6 years	114 / 45	60 / 23.6	54 / 21.3	62 / 24.4
8 years	126 / 49.6	64 / 25.2	56 / 22	66 / 26
10 years	138 / 54.3	70 / 27.6	60 / 23.6	72 / 28.4
12 years	150 / 59	75 / 29.5	63 / 25	79 / 31.1
14 years	162 / 64	80 / 31.5	66 / 26	84 / 33
16 years	174 / 68.5	86 / 34	69 / 27	89 / 35

Accessories

Age	Belts	Caps, chapkas and beanies	Gloves, scarves, snood	Socks, tights
2 years	50	T1, 50/52	T1	23 = 23/26
3 years
4 years	55	T2, 52/54	T2	27 = 27/30
5 years
6 years	60
8 years	65	T3, 54/56	T3	31 = 31/34
10 years	70
12 years	75			35 = 35/38
14 years	85	T4, 56/58	T4
16 years	90			39

Baby

How to measure?

Ready-to-wear

Size	Height (in cm)	Chest size (in cm)	Waist size (in cm)	Hip size (in cm)
Birth / 0 month	50	33	34	36
1 month	54	36	37	39
3 months	60	40	40	43
6 months	67	43	44	46
9 months	71	45	45	47
12 months	74	47	46	48
18 months	81	50	48	50
2 years	86	52	50	53
3 years	94	54	51	57

Accessories

Size	Gloves	Hats and caps	Scarf	Socks, tights
1 month	10	40	TU	15 = 15/16
3 months	12	42
6 months		44	T0	17 = 17/18
9 months	14	46
12 months		48		19 = 19/22
18 months	15	50
2 years			T1	23 = 23/26 = T2
3 years	16	52

Teen

How to measure ?

How to measure?

Ready-to-wear

Size	Height (in cm)	Chest size (in cm)	Waist size (in cm)	Hip size (in cm)
10 years / XXS	138	71	58	77
12 years / XS	150	78	60	84
14 years / S	156	82	62	87
16 years / M	162	86	64	90
18 years / L	174	90	66	93

Accessories

Size	Gloves	Belt	Hats and caps	Scarves, sets	Socks, tights
10 years / XXS	21	55	54	T2	31 = 31/34 = T4
12 years / XS			56		35 = 35/38 = T5
14 years / S	23	60	58	T3
16 years / M					39

Shoes

How to measure ?

Keep tiny toes comfortable and stylish with the new measure-at-home size chart for kids. Uncertainty over sizing will no longer stop little ones from putting their best foot forward, thanks to this new, easy-to-use chart that you can print directly from here to find out what size your kids wear in our shoes. All you need is a pencil, ruler and some little feet, and you’re good to go!

Length of the foot (cm / in)	EUR Size	US Size	UK Size
9.1 / 3.6	15	1	0.5
9.7 / 3.8	16	2	1
10.3 / 4	17	2.5	1.5
11 / 4	18	3	2
11.6 / 4.5	19	4	3
12.3 / 4.8	20	4.5	3.5
13 / 5	21	5.5	4.5
13.6 / 5.3	22	6.5	5.5
14.3 / 5.6	23	7	6
15 / 6	24	8	7
15.6 / 6	25	8.5	7.5
16.3 / 6.4	26	9.5	8.5
17 / 6.7	27	10	9
17.6 / 6.9	28	11	10
18.3 / 7	29	12	11
19 / 7.5	30	12.5	11.5
19.6 / 7.7	31	13.5	12.5
20.3 / 8	32	1	13
21 / 8.2	33	2	1
21.6 / 8.5	34	3	1.5
22.3 / 8.8	35	3.5	2.5
23 / 9	36	4.5	3.5
23.6 / 9.3	37	5	4
24.3 / 9.6	38	6	5
25 / 9.8	39	7	6
25.6 / 10	40	7.5	6.5
26.3 / 10.3	41	8.5	7.5

Tutu du Monde

Tutu du Monde - Clothing (Shoes below)

Please note that this table is to be used as a guide only. Tutu du Monde focuses on creating garments that are true to size, however, If in between the sizes, please go a size up.

BODY MEASUREMENTS

AGE - CATEGORY	APPROXIMATE AGE	HEIGHT (CM)	CHEST (CM)	WAIST (CM)	HIP (CM)		AUS SIZE	US SIZE	UK SIZE	EURO SIZE
BABY	NEWBORN	56				XXS	0	NEWBORN	NEWBORN	56
BABY	0 - 3 MONTHS	56 - 62	43	44	44		0000 - 000	0 - 3 MONTHS	0 - 3 MONTHS	56 - 62
BABY	3 - 6 MONTHS	62 - 68	46	47	47		000 - 00	3 - 6 MONTHS	3 - 6 MONTHS	62 - 68
BABY	6 - 12 MONTHS	68 - 74	48	50	50		00 - 0	6 - 9 MONTHS	6 - 9 MONTHS	68 - 74
TODDLER	12 - 18 MONTHS	74 - 84	50	51	51	XS	0 - 1	9 - 12 MONTHS	9 - 12 MONTHS	74 - 84
TODDLER	18 - 24 MONTHS	84	52	53	53		1 YEAR	1 YEAR	1 YEAR	84
GIRL	2 - 3 YEARS	92 - 98	53	55	56	S	2 - 3 YEARS	2 - 3 YEARS	2 - 3 YEARS	92 - 98
GIRL	4 - 5 YEARS	104 - 110	59	57	61		4 - 5 YEARS	4 - 5 YEARS	4 - 5 YEARS	104 - 110
GIRL	6 - 7 YEARS	116 - 122	63	60	68	M	6 - 7 YEARS	6 - 7 YEARS	6 - 7 YEARS	116 - 122
GIRL	8 - 9 YEARS	128 - 134	69	62	73		8 - 9 YEARS	8 - 9 YEARS	8 - 9 YEARS	128 - 134
GIRL	10 - 11 YEARS	140 - 146	73	64	76	L	10 - 11 YEARS	10 - 11 YEARS	10 - 11 YEARS	140 - 146
TWEEN	12 YEARS	152	76	66	81		12 YEARS	12 YEARS	12 YEARS	152
TWEEN	14 YEARS	158	80	71	87		14 YEARS	14 YEARS	14 YEARS	158
TWEEN	16 YEARS	174	85	76	92		16 YEARS	16 YEARS	16 YEARS	174

Tutu du Monde - Femme Clothing (Shoes below)

Please note that this table is to be used as a guide only. Tutu du Monde focuses on creating garments that are true to size

CATEGORY	SIZE	WAIST (CM)	HIP (CM)
FEMME	8	65	93
FEMME	10	70	98
FEMME	12	75	103

Tutu du Monde - Shoes

Please note that this table is to be used as a guide only. If in between the sizes, please go a size up.

Age - Category	Approximate Age	Length (cm)	Length (inches)	US Size	UK Size	EURO Size	AUS Size
Toddler	1 year	11	4.3	5	4	20	4
Toddler	1.5 years	12	4.7	5.5	4.5	21	4.5
Toddler	1.5 years	13	5.1	6	5	22	5
Toddler	2 years	13.5	5.3	7	6	23	6
Toddler	2.5 years	14	5.5	8	7	24	7
Toddler	3 years	15.5	6.1	9	8	25	8
Girl	3.5 years	16	6.2	9.5	8.5	26	8.5
Girl	4 years	17	6.9	10	9	27	9
Girl	5 years	17.5	6.8	11	10	28	10
Girl	6 years	18	7	12	11	29	11
Girl	7 years	20	7.8	13	12	30	12
Girl	8 years	20.5	8	13.5	12.5	31	12.5
Girl	8.5 years	21	8.2	1.5	13	32	13

*length (cm - Inches) Measurements shown in this section of size guide refer to foot length, not shoe size

Babywalker - Shoes

Please note that this table is to be used as a guide only. If in between the sizes, please go a size up.

AGE - CATEGORY	EURO Size	Length (cm)	Length (inches)
BABY	16-17	11.5	4.5
BABY	18-19	12	4.7
TODDLER	20	12.9	5.1
TODDLER	21	13.9	5.5
TODDLER	22	14.4	5.7
GIRL	24	16	6.3
GIRL	25	17	6.7
GIRL	26	17.5	6.9
GIRL	27	18	7

Age of Innocence - Shoes

Please note that this table is to be used as a guide only. If in between the sizes, please go a size up.

SHOE SIZE	UK SIZE	US SIZE	INSOLE IN CM	INSOLE IN INCHES
20	4	4.5	12	4 3/4
21	4.5	5	13	5
22	5	6	13.5	5 1/3
23	6	6.5	14	5 1/2
24	7	7.5	15	6
25	7.5	8	15.5	6 1/8
26	8	9	16.5	6 1/2
27	9.5-10	10.5-11	17	6 3/4
28	10.5	12	18	7
29	11.5	12.5	18.5	7 1/3
30	12	13	19	7 1/2
31	13	1	20	7 3/4
32	1	2	20.5	8
33	1	3	21	8.1
34	2	4	22	8.2
35	2.5	5	22.5	8.6

Sophia Webster - Shoes

Please note that this table is to be used as a guide only. If in between the sizes, please go a size up.

SHOE SIZE	UK SIZE	US SIZE	INSOLE IN MM	INSOLE IN INCHES
23	6	7	132	5.2
24	7	8	138	5.45
25	8	9	145	5.7
26	8.5	9.5	153	6
27	9	10	160	6.3
28	10	11	167	6.6
29	10.5	11.5	173	6.8
30	11	12	180	7.1
31	12	13	187	7.4
32	12.5	13.5	193	7.6
33	13	1	200	7.9

Monnalisa

Accessories

Size		Age
XXS		3 to 9 months
XS		1 to 3 years
S		4 to 8 years
M		9 to 12 years
L		13 to 16 years

Clothes

Age		Height
0-1 months		56 cm
3 months		62 cm
6 months		68 cm
9 months		74 cm
12 months		80 cm
18 months		86 cm
24 months / 2 years		92 cm
36 months / 3 years		98 cm
4 years		104 cm
5 years		110 cm
6 years		116 cm
7 years		122 cm
8 years		128 cm
9 years		134 cm
10 years		140 cm
11 years		146 cm
12 years		152 cm
XS - 13 years		158 cm
S - 14 years		162 cm
M - 15 years		166 cm
L- 16 years		170 cm

Shoes

CM	EU	UK	US
9,7 cm	16	00	1
10,4 cm	17	1	2
11 cm	18	2	3
11,5 cm	19	3	4
12,3 cm	20	4	5
13 cm	21	4.5	5.5
13,7 cm	22	5	6
14,3 cm	23	6	7
14,9 cm	24	7	8
15,5 cm	25	8	9
16,2 cm	26	8	9.5
16,8 cm	26	8.5	9.5
17,4 cm	28	10	11
18,1 cm	29	10.5	11.5
18,7 cm	30	11.5	12.5
19,4 cm	31	12.5	13.5
20,1 cm	32	13	1
20,7 cm	33	1	2
21,4 cm	34	2	3
22 cm	35	2.5	3.5
22,5 cm	36	3	4
23,4 cm	37	4	5
23,8 cm	38	5	6
24,6 cm	39	6	7