Soft, Softer, Softest . . . Ecoflex™ rubbers are available in several different hardness: Shore A‑5, Shore 00‑50, 00‑35, 00‑30, 00‑20, 00‑10, and 000‑35. They are suitable for a variety of applications including making prosthetic appliances, cushioning for orthotics and special effects applications (especially in animatronics where repetitive motion is required). Some Ecoflex™ products are also certified Skin Safe.