High capacity 1200 ml PURELL dispenser is ideal for high traffic areas. Large sight window, skylight and crystal clear refill bottles make it easy to check fill status. Converts to a locking dispenser at any time by simply removing the key from inside the dispenser. Patent pending CONTROLLED COLLAPSE refill bottles hold their shape as they empty for a more attractive overall appearance. Removable pump makes recycling easy. SANITARY SEALED refills are made of robust, recyclable PET material, using 30% less plastic than rigid HDPE refills.