The KT Tape(R) Blister Prevention Tape keeps your training on track by helping to prevent the formation of blisters, chafing, and hot spots. The ultra-durable, flexible, and breathable synthetic fabric conforms to the skin and is extremely thin which minimizes friction. Preform at your best with the confidence that the KT Tape(R) Blister Prevention Tape has you protected. Performance Design Helps prevent blisters and other abrasions Tear resistant durable synthetic fabric Lasts up to 2 days Heavy duty for intense durability Stays in place while active Precut 3.5" strips