Have you used the biodegradable Konjac Sponge?
Konjac sponges are a multi-use 100% biodegradable sponge made from vegetable fiber; pH balanced and kind to skin. Approximately 8 cm wide, these fit perfectly in the palm of your hand - simply add water and enjoy the ultimate natural skin care.
Konjac is named after the Konjac Potato (Konnyaku) and is native to Asia. Being 97% water, these are rich in mineral goodness and naturally alkaline, which when used a a sponge leaves your skin feeling balanced. Konjac has been used in Asia for over 1,500 years as medicine, food, dieting aid and a beauty product.