Material: The shaver blade is made of high-quality materials, enabling both wet and dry shaving, and is fully washable. Fine Protective Net: The protective net features rounded edges that fit comfortably to your face, with precision slots designed to catch whiskers and hairs for a safe, smooth shave without scratching. Sharp Blades: This upgraded replacement blade head enhances shaving efficiency and saves time. The sharp blades help avoid pulling on whiskers and hairs. Easy to Install: The shaving heads can be replaced in 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 the 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 part of the package. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.