Nihao Stainless Steel Sink Soap Dispenser - Large Capacity 13 OZ Bottle - Easy Installation Material: 204 stainless steel, PE plastic bottle, chromate treatment, acid-resistance, corrosion - resistance. A large capacity (13 oz) soap bottle that you can refill from the top. No more crawling under the sink. Can be repeatedly used to add equipment soap hand sanitizer, shampoo, shower gel, etcetera. Perfect for any at home cleaning, cooking, or DIY uses. Suitable for use in hotels, restaurants, guesthouse, homes, high-end office buildings, large shopping malls, large entertainment venues, large banquet halls, hot springs resorts, kindergartens, schools, families and so on. Applicable aperture: 25~32 mm ( Not applicable with all sinks).