SIX DIFFERENT BANDS FOR VARYING RESISTANCE: Our 12? by 2? resistance loop bands are made of 100% natural latex - free of non-natural Thermoplastic Elastomer (TPE) - and come in Six varying resistance levels.This resistance bands set by COREZONE offers 6 levels of resistance, ranging from 15-45 pounds of resistance. Combine multiple for even more options! VERSATILE DESIGN FOR AT HOME EXERCISE: Our exercise resistance bands feature a convenient loop that allow you to easily use them for a wide range of exercises. Intensify your current workout routine or find a new one you love!. GREAT FOR THERAPY TOO: While these resistance bands are often used for sports and fitness, physical therapists love these physical therapy bands (rehab bands) to help them rehabilitate their patients. Our stretch bands work for people suffering from leg, knee and back injuries and help in recovery from torn MCL and ACL, knee replacement, patella and meniscus rehab. GREAT WITH ANY WORKOUT: This resistance band set can be integrated seamlessly with every popular workout program including Yoga, Pilates, and more. Or use them for general exercise, stretching, strength training, power weight programs. The included carry bag makes it easy to take your bands with you and do any workout away from home or your home gym. QUALITY LIFETIME GUARANTEE: We believe in the quality of our product, which is why we're proud to offer a lifetime guarantee with every purchase. If you need a replacement - we'll get it to you free of cost! RECEIVE TINY TRAVEL BAG TODAY!