YEEZY Foam Runner "Sulfur" sneakers Highlights - Sulfur - Cut-out detailing - Round toe - Slip-on style - Rubber sole - These styles are supplied by a premium sneaker marketplace. stocking only the most sought-after footwear, they source and curate some of the most hard to find sneakers from around the world. Imported Composition Outer: Rubber 100% Lining: Rubber 100% Sole: Rubber 100%