Black poly, 1 Mil thickness 21" wide, 36" long with a 3" gusset on each side. 500 bags per roll. Perfect for suits and blouses. Call or use live chat as same prices as shown to order other colors: Orange,Yellow,Silver, Dark Green, Gun Metal Blue, Buff, Dark Blue, Teal, Baby Pink, Hot Pink, Dusty Rose, Gold and Peach.