Virtually indestructible - This shaver is engineered tough to last Precision plus heads - This beard trimmer for men has slots and holes comfortably shave both long hairs and short stubble with ease Dual track blades - two tracks of shaving blades on each rotary head on this electric razor deliver maximum skin contact 100% Waterproof Design These hair clippers give you freedom to shave dry or in the shower with gel or foam for maximum skin comfort. Power flex 360 Degree - advanced design allows the entire shaver head to adjust to any angle on the face to help reduce irritation