Make sure this fits by entering your model number. [Durable and Professional Quality] Our resistance bands set use new latex material, and our exercise resistance tube bands is made of 100% natural latex, which is decomposable, environmentally friendly and odorless. The service life of latex tube is 70% longer than TPE tube and its stretchability is increased by 3 times. Our resistance bands will no breakdown or stretch marks when stretched, so it has strong abrasion resistance and perfect elasticity, and it is harmless to our health! [Adjustable Resistance Bands with Handles] The exercise bands have 5 colors standing for different resistance levels, Yellow (10 lbs), Blue (20 lbs), Green (30 lbs), Black (40 lbs), Red (50 lbs). Our resistance bands set can be used alone or stacked in any combination. The resistance bands with handles offers a total of 15 tension levels that range from 10 Lbs to 150 Lbs max. This workout bands meets your exercise needs whether you're a fitness enthusiast or a beginner.