Keyboard is manufactured with hardcoated, textured, polyester film with rugged membrane that withstands directed hose water, disinfectants, environmental contaminants, and heavy use. Available versions Model DT-5K-MEM-TP in stainless steel for desktops, SS Model PM-5K-MEM-TP panel-mount, and Model KYB-5K-MEM-TP-OEM for integration into industrial machinery. They also have slightly raised, mechanical snap-dome keys as well as integrated touchpad, which is sealed under extra layer of PVC membrane.