Ehomelife T-rex Dinosaur Inflatable Costume Adult - Fancy Dress Cosplay Outfit Jumpsuit for Halloween Party Dinosaur Costume Material: Polyester T rex Costume One size fits all(adults), fits people from 5'-6'7" (152cm-200cm), Waist adjusts from 22" up to 48". Inflatable Costume with Battery Operated Fan,Requires 4 x AA Batteries (not included) Battery operated fan inflates costume in seconds. Super-lightweight terylene (polyester) construction won't weigh you down! Warning: Keep away from fire,Sharp objects