Calypso Relaxing Moment, soft and delicate on the skin, with cotton and linen. Calypso Relaxing Moment, a great Everyday sponge, ideal for your daily bath or shower. The supple cellulose sponge made from natural fibres is soft and delicate on your skin. Calypso® body sponges are made from cellulose - a natural plant material. They are also completely biodegradable and absorb up to 20 times their own weight in water.