Material: The shaver blade is made of high-quality materials, enabling both wet and dry shaving. It is washable for easy cleaning. Fine Protective Net: The rounded edges of the protective net fit comfortably to your face, and precision slots help 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 reduce pulling on whiskers and hairs. Easy to Install: Replace the shaving heads quickly and easily. 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. Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.