PerformTex Kinetic Pro Kinesiology Tape-Jet Black -35 Meter Bulk Roll Semi-synthetic fabric, 2" x 114.8' (35 meters Bulk Roll) Our strongest medical-grade adhesive, Latex Free 165% elastic stretch with stronger recoil for maximum therapeutic results light weight and water resistant for comfort Can be worn up to 7 days. Comes in 3 colors (Jet Black, Speed Green and Au Naturel)