UPGRADED FIGURE 8 RESISTANCE BAND - Different from traditional figure 8 exercise bands, HUICHAI elastic bands are lighter and more versatile. Thick natural latex, carrying silica gel granules in your hand, can massage your palms while training and promote blood circulation. ERGONOMIC DESIGN ELESTIC ROPE: Made of natural latex, designed with an 8 shape, perfectly fits your hands and body, which is ergonomic and makes it more comfortable to use, helps to relieve stressed hands, and reduces frictional injuries. OFFERS EFFECTIVE STRENGTH - Work ou