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Ralph Lauren Baby sizes 0 - 24 month

Approximate age Child's height  (cm) Child's weight  (kg)
Newborn Up to 53 cm Up to 4 kg
3 month 53-60 cm 4-6 kg
6 month 62-68 cm 6-8 kg
9 month 70-74 cm 9-10 kg
12 month 75-79 cm 10-11 kg
18 month 80-83 cm 11-12 kg
24 month 85-90 cm 12-13 kg

Ralph Lauren Girls sizes 2 - 16 year

Approximate age Ralph Lauren USA sizes Girl's height (cm) Girl's waist (cm)
2 year 2T 88-93 cm 50 cm
3 year 3T 94-100 cm 51 cm
4 year 4T 102-108 cm 52 cm
5 year 5 109-116 cm 53 cm
6 year 6 117-123 cm 55 cm
6-7 year 6X 124-128 cm 56 cm
7 year S 130-134 cm 57 cm
8-10 year M 136-142 cm 58-61 cm
12-14 year L 144-154 cm 64-66 cm
16 year XL 155-159 cm 69 cm

Ralph Lauren Boys sizes 2 - 16 year

Approximate age USA sizes Boy's height (cm) Boy's waist (cm)
2 year 2T 88-93 cm 50 cm
3 year 3T 94-100 cm 51 cm
4 year 4T 102-108 cm 52 cm
5 year 5 109-116 cm 53 cm
6 year 6 117-123 cm 55 cm
7 year 7 124-128 cm 56 cm
8 year S 136-138 cm 58 cm
10-12 year M 140-149 cm 61-64 cm
14-16 year L 150-161 cm 66-69 cm
16 year XL (18-20) 163-174 cm 71-74 cm

Ralph Lauren Girls underwear sizes 8 - 15 year

UK sizes USA sizes Girl’s height (cm) Girl’s chest (cm) Girl’s waist (cm)
8-10 year S (7 year) 122-128 cm 63-66 cm 58.5-60 cm
10-12 year M (8-10 year) 128-140 cm 66-72 cm 60-63.5 cm
12-13 year L (12-14 year) 140-155 cm 72-80 cm 63.5-71 cm
13-15 year XL (16 year) 155-159 cm 80-84 cm 71-76 cm

Ralph Lauren Boys underwear sizes 6 - 15 year

UK sizes USA sizes Boy’s height (cm) Boy’s chest (cm) Boy’s waist (cm)
6-8 year S (6-8 year) 116-132 cm 61-68.5 cm 57-64 cm
8-11 year M (10-12 year) 132-147 cm 68.5-75 cm 64-70 cm
11-13 year L (14-16 year) 147-163 cm 75-81 cm 70-76 cm
13-15 year XL (18-20 year) 163-175 cm 81-89 cm 76-81 cm

Ralph Lauren Girls sleepwear sizes 3 -13 year

UK sizes USA sizes Girl’s height (cm) Girl's chest (around) (cm) Girl's waist (around) (cm)
3-4 year 4/4T year 98-104 cm 56 cm 54.5 cm
4-5 year 5 year 104-110 cm 58.5 cm 56 cm
5-6 year 6 year 110-116 cm 61 cm 57 cm
6-7 year 6x year 116-122 cm 63 cm 58.5 cm
8-9 year 7 year 122-128 cm 66 cm 60 cm
9-10 year 8 year 128-133 cm 68.5 cm 61 cm
10-11 year 10 year 133-140 cm 72 cm 63.5 cm
11-12 year 12 year 140-147 cm 76 cm 66 cm
12-13 year 14 year 147-155 cm 80 cm 71 cm

Ralph Lauren Boys sleepwear sizes 8 - 13 year

UK sizes USA sizes Boy’s height (cm) Boy’s chest (cm) Boy’s waist (cm)
8-9 year 8 year 128-132 cm 68.5 cm 64 cm
9-10 year 10 year 132-140 cm 71 cm 66 cm
10-11 year 12 year 140-147 cm 75 cm 70 cm
11-12 year 14 year 147-155 cm 77.5 cm 72 cm
12-13 year 16 year 155-163 cm 81 cm 76 cm

Ralph Lauren Boys robes and sleepwear sizes 8 - 15 year

UK sizes USA size Boy’s height (cm) Boy’s chest (cm) Boy’s waist (cm)
8-10 year S (8 year) 128-132 cm 66-68.5 cm 61-64 cm
10-12 year M (10-12 year) 132-147 cm 68.5-75 cm 64-70 cm
12-13 year L (14-16 year) 147-163 cm 75-81 cm 70-76 cm
13-15 year XL (18-20 year) 163-175 cm 81-89 cm 76-81 cm

Ralph Lauren Pre-walker shoes sizes

Approximate age EU UK USA Shoe size (CM)
0-3 month 16 0.5 1 10.5 cm
3-6 month 17 1.5 2 11 cm
6-9 month 18 2.5 3 12 cm
9-12 month 19 3.5 4 13 cm

Ralph Lauren Junior shoes sizes

EU UK USA Shoe size (CM)
20 4 4.5 13.4 cm
21 4.5 5 13.9 cm
22 5.5 6 14.7 cm
23 6 6.5 15.1 cm
24 7 7.5 15.9 cm
25 8 8.5 16.7 cm
26 9 9.5 17.5 cm
27 10 10.5 18.3 cm
28 11 11.5 19.1 cm
29 11.5 12 19.5 cm
30 12 12.5 19.9 cm
31 13 13.5 20.7 cm
32 1 1.5 21.5 cm
33 2 2.5 22.3 cm
34 2.5 3 22.7 cm
35 3.5 4 23.5 cm
36 4 4.5 23.9 cm
37 4.5 5 24.3 cm
38 5 5.5 24.7 cm
39 5.5 6 25.1 cm
40 6.5 6.5 25.9 cm
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