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Body Stretching Yoga Resistance Bands is expertly crafted with 100% latex rubber that is extremely elastic and odorless, unlike low-grade materials and rubber composites. resistance bands are the key to an injury-free, full-body workout. Master a wide variety of stretch, strength, and repair workouts with resistance bands.This heavy-duty latex rubber material is designed to last through your most vigorous workouts. Exercise your arms, back, and legs with no breakage or tears.