About this item This fits your . Make sure this fits by entering your model number. 4 Resistance Bands Levels : Pull up assist bands come in 4 resistance levels, and each color is different resistance and width for different purposes. Red Band (15 - 35 lbs) ; Black Band (25 - 65 lbs); Purple Band (35 - 85 lbs);Green Band(50-125lbs) Durable and Quality Pull-up Bands: Resistance bands are made from of natural latex material , which is strong wear resistance and can withstand extreme tensile force. You can train without any worries of tear or wear. Universal Partner for Workout Each exercise band offers different level of resistance, both for heavy duty pull up training, adding resistances to bench press, squats, push up, Olympic lifts.A must have sports accessory for Pilates, calisthenics, yoga, powerlifting, crossfit etc. Meet 90% of the Body Muscle Training Best for toning up your arms, chest, core, back, butt, legs or more; Obviously improves the muscle strength, enhances the body flexibility, strength training for men and slimming for women. Also can be used for rehabilitation training & physical therapy. Perfect Service, So contact us if you have any problems. Why not try it first, and then decide buy or not?