Filmoplast® book repair tape is made of a natural cotton cloth that is 10 mil thick with 22 lbs. of tensile strength. Buy Filmoplast® fabric book repair tape online for even your sensitive books, as it is archival safe with solvent free, pH neutral acrylic pressure sensitive adhesive. The natural cotton fabric is flexible and conforms easily and smoothly to book spines of all sizes, requiring nothing but pressure to apply. Simply peel off the adhesive liner, and press the tape firmly to your book to repair tears, help re-apply torn hinges, and more. Fabric book repair tape is available in several colors, and on 3" wide by 33' long rolls.