Olive Twin Size Micro Suede Futon Mattress Cover with Dimensions of 39" Wide X 75" Long, Fitting on Any Standard Twin Size Futon Mattress From 6" to 8" Thickness, 100% Polyester, Three(3) Sides Zippered, Easily to Be Installed, Machine Washable Cold Condition: Brand New. Color: Olive. Material: Olive Micro Suede. Size: Fitting on Twin Size Mattress 8" Thick x 39" Wide x 75" Long.