Most listings specify polyester construction. Several describe the jumpsuit fabric as velour made from 100% polyester.
Jumpsuits generally use a front zipper. Infant versions may also include snaps along seams for diaper access, and headpieces often fasten under the chin with hook-and-loop (Velcro).
The inflatable suit’s fan is powered by 4 AA batteries (not included). The costume includes a battery pack that clips inside the bodysuit, and a Phillips-head screwdriver is needed to open the battery compartment.
Yes. Infant jumpsuits note fully enclosed feet with anti-skid material on the soles to help traction.
Many jumpsuits have mitts sewn to the sleeve cuffs that flip back to free the hands; some mitts and shoe/boot covers are tipped with stuffed claws.