Pull up Bands Workout Bands for Home Fitness, Stretching, Pilates Flex Bands, Physical Therapy, Powerlifting, ASIMAN Resistance Bands Training for Men and WomenSet of 3(Red, Black, Purple) Set of 4(Red, Black, Purple, Green)1. Suitable for: pull up, strength improve material: 100% natural latex 2. Dimensions: Red(Light): 2080*13*4.5mm/81.9*0.9*0.2 inch Black(Medium): 2080*22*4.5mm/81.9*0.9*0.2 inch Purple(Heavy): 2080*32*4.5mm/81.9*0.3*0.2inchGreen(X Heavy): 2080*49*4.5mm/81.9*1.9*0.2inch3. Tension: Red(15-35LB): Low resistance for warm-up, stretching and light strength training. Perfect for shoulder training, pilates workout and other high performance speed training. Black(25-65LB): medium resistance to mobility exercises and stretching. Well suited for high stretch training / stretching. Purple(35-85LB): Heavy to severe resistance for moderate fitness exercises and strength training. Also suitable as medium support for pull-ups. Green(50-125LB): X-Heavy resistance for heavy weight training, strong support in pull-ups. Perfect for speed and agility training such as push ups, squats, bench presses and other exercises.30 min A Day to Shape Your Body6 different level of the exercise resistance loops satisfied different workout strength. Beginners and experienced people, women and men, teenagers and elders, all of them can get the suitable workout loop bands.One Resistance Bands Workout Whole BodyResistance loop bands for fitness, strength training, yoga, body shaping, bodybuilding, resistance training, postpartum recovery, rehabilitation exercise, etc.Exercise Anywhere AnytimeASIMAN resistance loops for exercise take small space to carry in your bag. Make it possible to exercise anywhere and anytime, such as home, office, outdoor.