Material: The shaver blade is made of high-quality material, enabling both wet and dry shaving, and is washable. Fine Protective Net: The rounded edges of the protective net fit comfortably to your face, with precision slots designed to capture whiskers and hairs, providing a safe shave without scratching. Sharp Blades: This upgraded replacement blade head enhances shaving efficiency and saves time. The sharp blades help reduce pulling on whiskers and hairs. Easy to Install: Replace the shaving heads in a few minutes. After installation, apply a drop of baby oil on each head and run the shaver for 10 seconds to ensure smooth operation. For best results, replace 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, S3560/81, S3560/86. Color: Silver. Material: Plastic + Metal. Package Contents: 6 x Shaver Blade. Only the items listed are included; other products are not included. Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.