Gerber Baby Girls' Two Pack Zebra Girl Blanket Sleeper 100% Polyester Machine Wash Neck tab over zipper pull to protect chin; 24m does not include neck tab Gusseted crotch for extra room in the diaper area Non-skid soles to prevent slipping Since every baby growns at their own pace, measure the baby's height for the best fit. Please reference measurements under the Sleepwear Size Chart.