3PCS Sports Exercise Resistance Loop Bands Set Elastic Booty Band Set with Carry Bag for Yoga Home Gym Training Features: Made of environmental-friendly polyester cotton and latex, and stretch further.  3 exercise resistance band strengths-light(24lbs), medium(32lbs), heavy(49lbs). Comfortable fabric provides high elasticity, non-slip design prevents any rolling or slipping.  Combine the resistance bands freely to give different resistance levels for your workouts. Suitable for yoga, Pilates, working out, stretching and physical exercise.  Specifications: Material: Polyester Cotton+Latex  Model: Model A / Model B (optional) Item Size: 200 * 3cm  Package Size: 20 * 20 * 3cm / 7.8 * 7.8 * 1.2in  Package Weight: 380g / 13.4oz  Package List: 3 * Resistance Bands  1 * Carry Bag  1 * Instruction  Note: Item color displayed in photos may be showing slightly different on your computer monitor since monitors. Thank for your understanding.