[Professional precision]:The 73S foil head replacement heads are made of high-quality materials with good waterproof and rust-resistant properties, making it easy to remove and clean after shaving. [Fit model]: 73S Replacement Compatible for Series 7 Electric Replacement Head,Fit Models 7020s, 7025s, 7085cc,7071cc Electric [Warm Tip]: Ecommended that you replace the head 18 months,to reduce the degradation of shaving performance,and clean regularly. Colour:Silver Material:Metal Package Contents: 2 * head Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.