Fabric Resistance Bands are durable with 3 colours and anti-slip design. Amisity Bands are made of high quality cotton polyester stretch fabric material, so it will never slide or roll up when you use. The fabric design is very strong, and difficult to break. These bands can exercise your glutes, thighs, legs, abs and shape your body perfectly. Amisity Bands has 3 resistance levels: Light,Medium and Heavy for each resistance preference. Pack of 3, very light to carry.