Carter's Baby Boys 1 pc Snug Fit Footed Pajamas (Emegency Vehicles) Advice: For child's safety, cotton pjs should always fit snuggly. Zips from ankle to chin for easy on and off. 100% cotton Built-in footies with grippers. Worry-free safety tab available up to size 5T Any loose-fitting cotton garment is not flame resistant. For child's safety, cotton pjs should always fit snuggly. 100% cotton