Pro-level support: 100% synthetic performance fibers are fast-drying, water resistant and provide superior strength and support; Stronger elastic core delivers longer support for muscles, joints and tendons than cotton Covers large surface area: Comes in double-wide, 10-inch precut strips so you can apply KT Tape right out of the box; Pack contains 10 precut strips that are 10 inches long and 4 inches wide Next level durability: Wear in the shower, pool or while riding waves at the beach; Extra-strength adhesive will remain in place for 4-7 days; Rounded corners keep tape from catching clothing and pulling up Versatile application: Easily self-apply KT Tape for back, knee and shoulder pain, plantar fasciitis, tennis elbow and much more; Cut strips into smaller widths or lengths when you need a more personalized fit; Apply correctly with the KT App! Good to your skin: KT products are hypoallergenic, rubber- and latex-free; Developed to reduce allergic reaction triggers; Safe for most skin-types, but we recommend testing a small piece if you’re prone to irritations