- Size One: 0-9 mos./ 6- 18 lbs. - 100% polyester with urethane coating - Made in US - Pliable, breathable ultra-comfortable waterproof fabric - Wipe wrap clean between diaper changes - Leg gussets for advanced leak protection - Grows with your baby so you only need two sizes from birth to potty All gently used with no tears or stains except on light blue cover. Has light stain on leg gusset (see photo). Will include various inserts with purchase.