Multiple Key Lock Systems: Hidden lock, Hidden lock with key, Top press Opening, Top key Opening. Multiple Wall Mounting Options: Direct Wall Mounting, External Wall Mounting Plate. Multiple Cartridge Options: Refillable cartridge (500ml), Disposale cartridge (400ml). Multiple Dispensing System: Liquid, Foam, Spray. Durability ensured. Made from 100% virgin material. Made from recyclable thermo-plastic material.