Gerber Two Pack Infant Blanket Sleeper 100% Polyester Gerber blanket sleepers zip down the leg for easy changing, the neck tab is designed to protect chin and gusseted crotch provides extra room for diapers. They have with elastic on the back of the ankle for good fit and non-skid soles to prevent slipping. The two pack blanket sleepers are made of 100% lightweight micro fleece flame resistant fabric for extended wear that is brushed on both sides for extra softness - one side anti-pill and the other low pill Machine wash and dry One allover print and one solid with embroidery Great item for gift giving