Features: Adjustable size: The waist trimmer and thigh trainer with qucik fastening tape is flexible to adjust to your size. Anti-slip design: The interior surface is designed in special grid pattern, which will efficiently prevent slipping during exercising. 3 in 1 trainer: Helps to control the waist, lift the butt and slim the legs. Terrific material: Made from neoprene fabric, lightweight, comfortable, breathable and stretchable. Extensive uses: Suitable for various exercises, running, hiking, yoga and so on.