Extra small (0-3 months) up to 11 lbs

Small (3-6 months) up to 25 in ~12-21 lbs

Medium (6-12 months) up to 30 in ~21-28 lbs

Large (12-36 months) 34 inches 28-35 lbs

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.