Panasonic GB37 Grooming KitWashable for easy & hygienic maintenance Drain allows water to flow freely through the unit for a quick and easy Quick adjust dial for easy length setting Turn dial to easily adjust comb up and down into 19 settings from 1 10mm. No need for multiple comb attachments. Precision cutting with a 45 edge Durable stainless steel blades with an acute 45 edge enable precise cutting. Sharp cutting edges quickly cut even thick and hard beard. Wet Dry shaving