Resistance tubes and bands are generally made from natural or synthetic latex rubber, allowing the tube to have great elasticity and have the ability to stretch according to your exercise.

These stylish tube tops from Amazon are perfect for a trendy summer. Off-shoulder ruffles, lace trims, and side slits create ...

But Rohner had an enviable reputation to uphold and have developed a 'Natural Stretch' version of their Climatex fabrics that provides cloth elasticity without need of elastane fabrics, like Lycra ...