This "Bebecom Natural Sponge Medium" is the best for your babies bath time. It's soft and fluffy andkeepsskin soft and smooth. TheNatural Sea Wool sponge is a 100% biodegradable, environmentally safe, quickly renewable natural resource. Wool sponges are the best quality sponges. They are known for their excellent absorption, soft texture, pliability, anddurability.