Create the luxury of a spa in your own home with the urban spa gentle walnut exfoliating buffer. Walnut shells are non-toxic and a renewable resource that is environmentally safe and biodegradable. Use the gentle walnut exfoliating buffer as an aid in softening rough patches of skin. Giving your skin a radiant, healthy glow from head to toe. Our Urban Spa Collection strives to provide high quality nail care, skin care, and hair care products utilizing sustainable and practices. Urban Spa has a wide variety of spa quality exfoliating and shower accessories available to give you fresh and smooth skin with all natural products. Pair Urban Spaâs wonderful nail and skin products with Pre de Provence's delicately scented bath soaps, lotions, bubble bath, bath gels, and more for the ultimate experience.