100% Mulberry Silk pillowcases with hidden zipper. Luxury material, very comfy! In sizes Standard, Queen, King Sizes. White, Silver, Gold colors. Brand New, excellent condition! Don't sleep on your cotton pillowcase, which has collected bacteria as time goes on! Sleeping on our silk pillowcases allows all your facial products to STAY on your face & work it's magic! Verses a cotton pillowcase which just rubs everything off!