Green Poison Ivy Dress Cosplay Costume Poison Ivy Inspired Dress Outfi CoserZ Adult Poison Ivy Costume Bundle DC Villains Quick and Easy Last Minute Fashionable Glam Halloween Costume Idea Poison Ivy Happy Halloween! This year I have chosen to sew a Halloween costume inspired by Poison Ivy. I opted for a velvet fabric with corset bodice and also handmade each leaf out of velvet Amazon.com: Springcmy Women Halloween Cospaly Costume Strapless Bodycon Dress Fake Leaves Sequin Dress with Gloves+Headwear Set (A Green, S) : Clothing, Shoes & Jewelry