Five Premium Resistance Loop Bands Our 12" long-lasting latex resistance bands will help you advance your exercise regimen. With five resistance levels—Ultra Light, Light, Medium, Heavy, and Extra Heavy—these bands are ideal for both novice and expert users and are made for all fitness levels. They help tone and strengthen your arms, legs, back, and glutes, making them perfect for strength training, yoga, pilates, and physical therapy. They come with a carrying case so you can work out anywhere, at any time. Composition: Natural Rubber; Color: Multicolored; Measurements: 10x15x5 cm; Weight: 90g