ROCKTAPE is a high quality kinesiology tape that features a tighter weave, greater elasticity and stronger adhesive than other kinesiology tapes. The aim of the tighter weave of the tape is that it is meant to increase the support provided to the muscles and joints. It is also a bit more elastic than other kinesiology tapes on the market with 180% stretch, a similar elasticity as skin which helps to promote full range of motion. Rocktape is manufactured with a mixture of 97% organic cotton and 3% nylon while the adhesive is a hypo-allergenic acrylic based adhesive and contains no latex. Zinc free. Rocktape H2O Extra Sticky Kinesiology Tape is also available in 5m and 32m clinic roll lengths here.