Description Made from durable fiberglass with EVA-material outer, the ring featuring elasticity will not break and still maintain its shape after strenuous exercises. Sleeved in soft and cushioned rubber with comfortable padded handles on both outside and inside ensure superior comfort in exercise. Will not cause unnecessary sports injuries. Total diameter including pads - 15 inches - Internal diameter - 14 inches. Perfect for travel, lay flat, don’t weight much and take up little space in your luggage. Turn your home or anywhere into a gym at any time. Ideal for all types of Pilates exercises, it is commonly used to tone upper arms, inner & outer thighs, abs & pelvic muscles, core and lower body.