Fangrui Product Details Material: The Shaver Blade Is Made By High Quality Material Which Enables Both Wet And Dry Shaving And It Is Washable. Fine Protective Net: The Rounded Edges Of The Protective Net Fitted To Your Face, And The Precision Slots To Catch Whiskers And Hairs. You Can Enjoy A Safe And Shaving Without Scratching. Sharp Blades: This New Upgraded Blades Head Increases Your Shaving Efficiency And Save Your Time. Sharp Blades Also Avoid Pulling Your Whiskers And Hairs. Easy To Install: You Can The Shaving Heads In A Few Minutes. After Installation, Place A Drop Of Baby Oil On Each Heads And Allow Shaver To Run For 10 Seconds To Your Shaver Run Properly And Smoothly. For Maximum Shaving Performance, Your Shaving Heads 12 Months. Compatible With The Following Models: Pt724/41, Pt729/41, S738/17, S738/82, S1150/81, S1160/81, S1570, S1560/81, S3310/81, S3310/86, S3560/81, S3560/86. Colour:silver Material:plastic+metal Package Contents: 6 X Shaver Blade Only The Above Package Content, Other