3" White Colored Premium-Cloth Book Binding Repair Tape | 15 Yard Roll (BookGuard Brand) Repair or reinforce loose hardback book and media album spines with this tough tape Durable vinyl-coated cotton cloth tape is a hefty 13-mil thick with 45 lbs. per inch tensile strength Highly conformable with excellent abrasion resistance; will not crack over time ltra aggressive adhesive permanently adheres to even the most difficult surfaces  even vinyl 3" core, 3"W x 15 yds.