Youth Garment Size	XS	S	M	L	XL	2XL
US - Numerical Size	5/6	7/8	10/12	14/16	18	20
Chest/Bust - Inch	24	27	29	32	35	38
Waist - Inch	21 1/2	24 1/2	26 1/2	29 1/2	32 1/2	35 1/2
Hip/Seat - Inch	25	28	30	33	36	39

 

Conversion table for Kids Clothing (link)