Premium Quality: made of upgraded rubber material, not sticky material, eco-friendly, non-toxic, odor-free  Portable and Durable: durable, elastic, lightweight, and portable, which works well in Gym, office, or at home. Versatility and Flexibility: Ideal for resistance training, physical therapy, and mobility training, stretching improves your posture, reduces stress, increases your range of motion, Increases stamina, decreases the risk of injury, improves energy levels, improves athletic performance, reduces soreness, etc. Keep fit easily: strength training targets any muscle including arms, legs, butt, and Abdomen. Keep fit and get your dream body. Ideal for resistance training Increase stamina Improves posture Set Includes (1 Pc150*15cm*0.35mm, 1pc150*15cm*0.45mm, 1pc150*15cm*0.55mm )