substitute:Can replace the old or broken head before, let the product look and reuse.( as bayonet, can be used) continue to accompany the to keep it working and continue to realize function. 6 blade heads, larger contact surface, faster shaving,bring you faster and shaving process. Easy to , just snap on and shave Washable, easy to clean. Men's Electric Shaver Replacement Heads, men's electric shavers features special electroplate surfaces for anti-abrasion, double-ring hypoallergenic metal blades and a motor. 6d flex floating heads rotate to the contours of your face, head, neck and jaw, offering closer and trimming without skin irritation. -Sharpening Technology: The shaver with -sharpening technology will not yank out your beard during shaving. IPX6 level waterproof direct rinse dry and wet double shave. Colour:gold Material:Metal Size:7.3cm Package Contents: 2 * head Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.