Features: Material: 100% natural latex, TPE Free Dimension: Length: 9 inch, Width: 2 inch Thickness & Weight: Red = 0.5mm & 12.5g; Blue= 0.7mm & 17.5g; Green = 0.9mm & 22.5g, Black= 1.1 mm & 27.5g, Yellow Band= 1.3mm & 32.5g. Tension Level of workout bands: Red Band = Light (10-12lbs); Blue Bands= 0.7mm & 17.5g & Medium; Green Band= Heavy (25-30lbs), Black Band = X-heavy (35-40lbs), Yellow Band= XX heavy (45-50lbs) Multiple uses: Resistance Exercise Bands are often used a huge variety of exercises. The Set 5 loops are not only for Sports and Fitness but also ideal for Physical Therapists as they are great for rehabilitation. The resistance flexible bands are beneficial for general exercise, strength training, rehab after injury, injury prevention, body shaping, weight loss. People suffering from back, leg and knee injuries, knee replacements, meniscus rehab and recovery from Torn MCL and ACL. Our durable Light and Medium bands are great for beginners, while our heavy, x-heavy and xx- heavy resistance bands are targeted for more intermediate and advanced strength training. You can use a single band, or multil Our lightweight exercise straps with carrying bag are so easy to pack in your bag and tack them wherever you travel. Take them to the gym or if its more time efficient and convenient, stay at home and still get an awesome home workout in. What's in the Box? 1x Red Band 1x Blue Band 1x Green Band 1x Black Band 1x Yellow Band 1x Carry BagLifetime guarantee. We stand by the quality of our exercise bands. If there are any issues on the resistance band loops, then send it back to us for replacement or your full money back. We know you will love it!. 9 x 2 inch heavy duty resistance loops can be used for every popular workout program including Yoga, Pilates, and more. Or use the exercise bands for home fitness, general exercise, stretching, strength training, power weight programs or physical therapy. Workout bands are made of 100% natural latex (TPE free), no rubber smell, elastic and durable. Storage bag is made from nylon, it will be easy to storage the resistance loops and take them everywhere. Resistance Bands Set: Light band 10-12lb, Red 0.5mm thickness; Medium band 15-20lb, blue 0.7mm thickness; Heavy band 25-30lb. green 0.9mm thickness; X-Heavy band 35-40lbs, black 1.1mm thickness; XX-Heavy band 45-50lbs, yellow 1.3mm thickness. High end resistance loops come in five resistance levels (Light, Medium, Heavy, X-Heavy and XX-Heavy). Resistance bands are ideal for beginners or a seasoned workout warrior.