Features. Unique biodegradable, lotionbased formula. Cleans hands with or without water. Removes grease, oil and tough grime without water. Walnut shell formula will Not block drains or septic tank systems. Shells completely sanitized and safe for use. Other formulas contain lowcost pumice that can clog drains or septic systems. Contains no petroleum distillates or pumice, which can be harmful to skin, water and septic systems. Contains aloe vera, lanolin, Vitamin E among other emollients that leave and hands soft and moisturized after useSpecifications. Size 18 oz