-EIGHT(8) POSITIONS: Front inward front outward, hip or back carry. 7 - 45 lbs. 3-36 MONTHSn-This baby carrier backpack can fit the maximum waist of the adult is 45 .inch,There are pockets and toilet towels, and a sleep mask.Machine washablenErgonomically designed to keep the baby healthy on the back and hipsn-ALL SEASONS: Unique air panel allows you to control babyu0026#39;s temperature.n-Can be used as hipseat baby carrier u0026amp; used alone as hipseat(unzip to separate into two parts)n