3B tape blue. 3B Scientific Tapes are made from a latex-free, hypoallergenic material and are suitable for acu-taping, kinesiology taping and sports taping. The tapes have a skin-friendly, thermoplastic wave-like acrylic adhesive on one side. This means that they are water proof and air-permeable and do not come off in the shower or sauna. A wave like adhesive is used to push moisture away from the tape. They can be stretched lengthways by approximately 130 -140 percent. Water and air permeable; hypoallergenic kinesiology tape 5m x 5cm (16' x 2"); latex free. Kinesiology and Acu-Tape can be used for many different applications: bruising, swelling and sprains, arthritis relief, carpal tunnel syndrome, edema, plantar fasciitis, muscle re-education, improve circulation.