Every truly thrifty fashionista knows how to transform a superfly men’s XXL t-shirt into a clubworthy frock, top, scarf, skirt, headband or belt, but few know how to do it with as much sheer brilliance as Carmia Marshall and Carmen Webber. These scissor sistas launched the ill custom vintage t-shirt line Sistahs of Harlem back in 2001, selling at street festivals and flea markets throughout New York City.

Since then, their designs have exploded onto the couture scene, gracing the pages of Nylon and Honey, as well as the wardrobes of stylish sirens like Erykah Badu and Alicia Keyes. Carmen also appeared as a designer on Season 4 of Project Runway. These women are gonna show you eco-stylistas some fresh ways to upcycle your ex-boyfriend’s leftovers into new spicy datewear, cuz when it comes to tired clothes or men, sometimes you just have to say-NEXT! …And let’s make sure it’s going to be an upgrade, am I right ladies? Check out Carmia’s how-to on the sexy “Keisha Tee” on Threadbanger, In The Loop’s favorite web tv show for DIY-lovers.