Set 2: Medium Grey Medium Resistance - 38.5cm - 11.3kg to 15.9kg / 25-35lbs Exercise Guide. Black Heavy Resistance - 43.5cm - 18.1kg to 22.7kg / 40-50lbs Blue Band Light Resistance - 33.5cm - 6.4kg to 11.3kg / 14-25lbs Leg Workouts & Core Exercises. Black Heavy Resistance - 43.5cm - 18.1kg to 22.7kg / 40-50lbs Carry Bag. Set 1: 3 Bands Of Strong Polyester Fabric. Numerous Workout Options. Increase Flexibility & Balance. Build Muscle Strength Through Resistance Training. Light Grey Band Light Resistance - 33.5cm - 6.4kg to 11.3kg / 14-25lbs Features & Benefits: Light Grey Medium Resistance - 38.5cm - 11.3kg to 15.9kg / 25-35lbs Gym Fabric Bands 3Pc Set 14Lbs To 50Lbs Living Social Living Social