Material: The shaver blade is made of high-quality material which enables both wet and dry shaving and it is washable. Fine Protective Net: The rounded edges of the protective net 360 degrees fit to your face, and the precision slots easily catch whiskers and hairs. You can enjoy a safe and smooth shave without scratching. Sharp Blades: This upgraded replacement head increases your shaving efficiency and saves your time. Sharp blades also avoid pulling your whiskers and hairs. Easy to Install: You can replace the shaving heads in a few minutes. After installation, place a small drop of baby oil on each head and allow the shaver to run for 10 seconds to ensure proper and smooth operation. For maximum shaving performance, please replace your shaving heads every 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, S560/81, S3560/86. Color: Silver Material: Plastic + Metal Package Contents: 3 x Shaver Blade 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 picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3cm.