Benecos Konjac Sponge with Green Tea - Suitable for Combination and Dry Skin. Benecos Konjac Sponge infused with Green Tea Extract will gently cleanse and exfoliate combination and dry skin. The addition of Green Tea Extract will help to soothe irritation and hydrate the skin. The Konjac Face Sponge can be used on its own or with a cleanser. The natural alkaline effect of the Konjac Sponge balances the acidity of the skin. Vegan.