3B Tapes are made from a latex-free, hypoallergenic material and are for kinesiology taping, acu taping and sports taping. 3B Tapes have a skin-friendly, thermoplastic wave-like acrylic adhesive on one side. The wave like adhesive is used to push sweat and moisture away from the tape. This means that 3B Tapes are water resistance, air-permeable and do not come off in the shower, pool, or sauna. They can be stretched lengthways by approximately 130 -140 percent. 3B Tapes, Black Kinesiology Tape is 31m x 5cm (101' x 2") in length and are latex free. 3B Tapes are used in kinesiology taping treatments of muscle fascia, tendon symptoms and performance enhancement by the natural process of improving circulation and lymphatic drainage. Kinesiology taping and Acu taping techniques can be used for many different applications: Bruising, swelling and sprains, arthritis relief, carpal tunnel syndrome, edema, plantar fasciitis, muscle re-education, improve circulation.