Liveup SPORTS Resistance Bands Resistance Tubes with Foam Handles, Exercise Cords for Exercise Fitness Pilates Strength Training FOUR RESISTANCE BANDS LEVELS : Pink -Light tension (12-15 lb), Green-Medium tension (18-20 Ib), Blue-Heavy tension (25-30 lb), Grey and Black-X-Heavy tension (45-50 lb), all of 4 feet length. ECO-FRIENDLY MATERIAL-100% free of Latex,highest quality rubber and TPR Foam. We are professional manufacturer, we pay more attention to the workmanship and also the raw material.The protective double layer end Sleeves reduces wear and provides Longer Band Life. VERSATILE: Resistance bands are extremely versatile, great for P90x, Insanity, Crossfit Training, Yoga, Pilates, Beachbody, Physical Therapy, Strengthening, Toning Upper and Lower body. You can also isolate and target glutes, legs, hips & knees. COMFORTABLE - Cushioned foam handles provide comfortable and slip-free grip. Guarantee : We are here to promise 180 Days Money Back & Replacement Support by providing the best customer service to ensure 100% customer satisfaction.