100% recycled - Post consumable recycled black resin - Eco friendly. Recycled material weight for 71% of the total product Self-sharpening blade. No maintenance : never needs replacing. Built-in handle : ready to use. Metric and inch measurements for easy guideline. Foldable safety guard. Rubberised non-slip feet keep trimmer stable. Self-locking cutting arm for safe transporting and storage. Built-in carrying handle.