4 Pack - Solid Color Stretchable Book Covers 4 pack of solid stretchable book covers Fits up to 8"x10" Reuseable & Washable - Protects Textbooks Easy to use : open book face down 2.lift up front & backcovers. 3. slidecover over book flaps & close book. ASSORTED COLORS: THE COLORS YOU RECIEVE WILL VARY