High quality material - Made from 100% natural latex and with sturdy metal snap hooks that do not snap in or deform, made our resistance band set safer. 10PCS Expander Fitness - 4 x Black (35LBS), 2 x ankle straps, 2 x hand straps, 1 x belt, 1 x carrying bag. Versatile use - you can do a variety of exercise levels with these fitness straps, e.g. strength training, muscle building, calisthenics, Pilates, yoga, stretching, aerobics, warm-up exercises and weight loss. Suitable for All Fitness Levels - Whether you are a beginner or an expert, our resistance bands can well meet your needs. All exercise bands can be stacked individually or used in any combination up to a maximum of 140LBS. Ideal for home & travel - you can put all 10PCS sets in the bag, which is very convenient to carry. Even when you're on the go, you can always wear it and work out anytime.