High-capacity push-style foam soap dispenser needs refill changes less often. Large sight window makes it easy to check refill level. LOCK OR NOT technology can convert to a locking system. One-handed push operation. For K-12 Schools-Lower-output soap dispenser designed for smaller hands. Soap Dispensers Type: For Foam; Interior Volume Capacity: 2,000 mL; Mounting: Wall; Material(s): Plastic.