REDESS Resistance Bands Set Portable Home Gym Accessories with Door Anchor, Handles, Waterproof Carry Bag, Legs Ankle… $42.56 Make sure this fits by entering your model number. HIGHEST QUALITY MATERIALS: Resistance band is made of natural latex is kind to the environment. Strong wear resistance and perfect elasticity, steel metal buckle for stronger strength, non-slip handle, comfortable and absorbent. Adjustable Resistance Bands:Yellow 10-15lbs.Red 15-20lbs.Blue 20-25lbs.Green 25-30 lbs.Black 30-40lbs.All exercise bands can be used alone stacked in any combination to a maximum equivalent of 100 lbs.