Available in a variety of sizes, comfortably roomy to allow for unrestricted movement. The full body pajamas are also fitted with elastic ribbed cuffs at the wrists and ankles, the zipper closure of the onesie do allow for easy to take off. These one piece are made of soft polyester and cotton material that feels incredibly cozy. You'll love the brushed inside french terry fabric on adult onesie pajamas, and you will be comfortable while wearing this onesie pyjamas.