CFF Monster Strength Band Athletic Set - Strength, Pull-Up, Power-Lifting, Jump, Speed, Sprinting, Mobility, Stretching (Includes 8 Bands) Guaranteed 3 Year Limited Warranty CFF Strength and Mobility Bands are manufactured with the highest Quality Latex to assure the quality and longevity of the band Includes a pair of each: #1 (5 - 50 lbs), #2 (10 - 60 lbs), #3 (25 - 80 lbs), #4 (50 - 120 lbs) All bands have the resistance level clearly marked on them. Uses include: Power Lifting, Weightlifting, Speed and agility training, Jumping, Plyometric, Aerobics Stretching, Flexibility exercises, General conditioning, Pre-habilitation, & Rehabilitation