The fastest, easiest, and most secure way to repair a cut or worn tire sidewall. The TB-2 is produced using a strong, waterproof vinyl membrane with fiber weave reinforcement. A super strong pressure sensitive adhesive assures the boot stays in place in any tubed tire, road or mountain, high or low pressure. A true ride saver. The TB-2 measures approximately 76mm x 45mm (3" x 1.75"). Set of three.