A perfect set of bands for the beginner or expert Made from high quality rubber to ensure maximum durability. Use single or multiple bands to achieve varying levels of resistance. Stack the exercise bands for a wide range of resistance, from 4 lbs to 75 lbs. Band color codes and resistance: Yellow: 2-4 lbs, blue: 4-6 lbs, green: 10-12 lbs, black: 15-20 lbs, red: 25-30 lbs. Metal clipping system on bands allow for attachment to soft-grip handles or ankle straps. Set includes 5 bands, 2 handles, ankle strap, door anchor, carrying bag and exercise manual. Black Mountain Products Resistance Band Set, Set Of 5 is one of many Exercise Equipment available through Office Depot. Made by B. M. P.