Measure your child to determine their age/size

Age (months)	Newborn	1 month	0-3 Months	3-6 Months	6-9 Months	9-12 Months	12-18 Months	18-24 Months	24-36 Months
Weight in pounds (lbs)	7	10	13¼	17¾	19¾	22	24¼	27¼	32
Height	21¼	24½	27	28¼	30	32¾	35½	38½	52¾-55

Boys Shirts

Age (years)	12-18 months	18-24 months	2-3 yrs	3-4yrs	4-5yrs	5-6 yrs	6-7 yrs	7-8 yrs	8-9 yrs
Height	32¾-35½	35½-38½	38½-41	41-43¼	43¼-45¾	45¾-48	48-50¼	50¼-52¾	52¾-55
Chest	27-28½	18½-19¼	19¼-20	20-21¼	21¼-22	22-22¾	24-24¾	22¾-24	24¾-26
Waist	24-24¾	17¾-19	19-20	20-20½	20½-21	21-21¾	21¾-22	22 -22 ½	22½-23¼
Collar	24-24¾	17¾-19	11	11	11	11½	12	12	12¼

Girls Jumpers, Cardigans, Sweatshirts & Hoodies

Age (years)	3-6 months	6-9 months	9-12 months	12-18 months	18-24 months	2-3 yrs	3-4 yrs	4-5 yrs	5-6 yrs
Height	24½-27	27-28½	28½-30	30-32¼	32¾-35½	35½-38½	38½-41	41-43¼	43¼-45¾
Chest	17-17¾	17¾-18	18-18½	18½-19¼	19¼-20	20-21¼	21¼-22	22-22¾	22¾-24
Waist	16-17	17-17½	17½-17¾	17¾-19	19-20	20-20½	20½-21	21-21¾	21¾-22
Collar	16½-17½	17½-18	18-18¾	18¾-19	19-20½	20½-21½	21½-23	23-24	24-25