100% Natural Sea Sponges gently exfoliate and remove dead skin cells at the same time benefits and nourishes with their unlimited content of calcium, magnesium and zinc. Unlike synthetic sponges made with petroleum products and chemicals, sea sponge is an organism so totally free from chemicals, toxins and no chance to cause allergy or to be harsh. They’re exceptionally soft and silky texture makes them the best choice for all skin types especially sensitive and newborns delicate skin.