STOPUS™ cushion is designed to provide optimal safety and comfort.  Hand-made of a molded base and high-density comfort foam, its profile ensures a better distribution of the pelvic pressure zones (ischium, coccyx and trochanter).  In addition, its unique dual fabric waterproof cover generates an anti-slip effect to limit slippage.  The ingenious built of this high-performance & high-efficiency cushion will allow to retain its shape in the long term, with minimal collapsing.