Polyester? It's not 100% poly I can tell you that..100% poly has zero stretch, meaning it would stay one size and never hold itself up without elastic, which will look bad..Most things that have stretch that are poly are a cotton/poly blend, but I wasn't sure if that has an actual name..so..
Cosplay DA Regular DA Tumblr Commissions Here
-Larxene (Kingdom Hearts: Chain Of Memories)
-Stocking (Panty & Stocking)
-Squall Leonhart (Dissidia: Final Fantasy)
-Akaito (Vocaloid. Re/Black ver)