Extra Small. Age = 0-3 months. Weight = <11 lbs. Garment length = 21 in.

Small. Age = 3-6 months. Weight = 12-21 lbs. Garment length = 25 in.

Medium. Age = 6-12 months. Weight = 21-28 lbs. Garment length = 30 in.

Large. Age = 12-18 months. Weight = 28-35 lbs. Garment length = 34 in.

Swaddlenots are 100% cotton and will shrink if put in the dryer.

This babe is two months old, 10.5 lbs and wearing an extra small

The babe in this photo is 4 months old,16 lbs and is wearing a small

This baby is 9 months old, 21 lbs and wearing a medium.