Material: The shaver blade is made of high-quality materials, suitable for both wet and dry shaving, and is fully washable. Fine Protective Net: The protective net features rounded edges and a 360-degree contour fit for your face. Precision slots effectively capture whiskers and hairs, providing a safe and smooth shave without irritation. 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: Replacement of the shaving heads can be completed within minutes. After installation, apply a small drop of baby oil to each head and run the shaver for 10 seconds to ensure smooth operation. For optimal performance, 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 Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.