Boss Fitness Products Single Resistance Band BOSS FITNESS PRODUCTS: These Single Resistance Bands are Professional Grade made from 100% natural latex. They are available in 5 different weight resistance levels each with a different color. Level 1 = Yellow 2-4 lbs, Level 2 = Green 6-8 lbs, Level 3 = Red 10-12 lbs, Level 4 = Blue 15-20 lbs, Level 5 = Black 25-30 lbs. Heavy Duty Door Anchor accessory is available to expand the number of exercises which can be performed. QUALITY DESIGN: Boss Fitness Products Resistance Bands are made from High Quality Natural Latex to ensure maximum life. Each band is paired with Soft Grip Handles and a Protective Sleeve Attachments to extend the life of your resistance band. A Heavy Duty Door Anchor accessory is made w/ nylon webbing and has been tested to withstand 300 pounds of tension. VERSATILITY: Resistance bands are an excellent alternative to free weights, workout machines, and traditional bodyweight exercises. Training with resistance bands may assist with rehabilitative exercises, fat loss, building muscle and are ideal for travel. They offer a surprisingly varied number of training exercises by simply changing your bodily position in order to change the tension on your muscles. Bands take up little space, are mobile, and easy to use on any fitness level. 100% SATISFACTION GUARANTEED: Boss Fitness Products come with a 30 Day Money Back Guarantee and a 1 Year Warranty. FULFILLMENT BY AMAZON: This product is Fulfilled By Amazon and will ships to you Faster! Free 2 day shipping for Amazon Prime Members.