The THERABAND Resistance Band Advanced Kit is designed to elevate rehabilitation, athletic strengthening, and conditioning by applying positive and negative forces on major muscle groups. This versatile kit can be used for strength training, stretching, and enhancing range of motion for both the upper and lower body. Each kit includes one Blue and one Black resistance band, each measuring 5' in length. The Blue and Black bands offer intermediate to advanced resistance levels, with the Blue band weighing 5.8 pounds and the Black band weighing 7.3 pounds. Users can begin with the Blue band and progress to the Black band as their exercises become easier and their strength increases, making it an ideal choice for those looking to advance their fitness routine. Highlights: Versatile bands provide positive and negative force on muscles and joints; stretch, tone, and condition all major muscle groups Simple and easy-to-use product for upper and lower body exercises that can be performed anywhere, at home or on the go Color-coded Progressive Resistance system allows users to recognize improvement and advance to the next color as they grow stronger Advanced Kit is excellent for strength training and conditioning Includes two color-coded levels: Blue 5.8 - 8.5 lbs., Black 7.3-10.2 lbs.; each band measures 5’L x 5”W Specifications: Overall Length: 7 inches Weight: .41 ounces Resistance Type: Heavy, Very Heavy Targeted Muscle Area: Total Body Count: 2 bands Product Name: THERABAND Resistance Band Set, 5 FT, Advanced, Blue/Black, 2 Pack, Strength Training Material: Latex Battery: No Battery Used