BIG ELEPHANT Baby Boys' 1 Piece Cute Animal Long Sleeve Romper Jumpsuit with Hat 100% Cotton Imported Please read detail size measurement in product image before purchase. Super cute romper matching with an adorable hat Beautiful jumpsuit for baby boy, also fit for baby girl. Size For baby boy from 3 months to 18 months. Hand wash is highly recommended. Please read the size chart very carefully before placing order, and pleas allow minor error because of manual measurement. And please be noted each baby has different body size. Please allow minor color difference because of different monitor or screen. Please use cold water washing at first time, and do not wash with other color clothes. Machine wash, but hand wash is highly recommended. Double layer design, give a perfect 3D feeling. Give consideration to cozy or trendy. Snap button crotch design allow quick diaper changing. Keeping warm with the 2 pieces set, but never discard the design. To consider of baby health, we always use the best 100% cotton material. Comfortable and breathable, good for baby skin. Thanks for the premium material and exquisite workmanship, BIG ELEPHANT should be your first choice.