Material: 360 Degrees without Dead Ends .Round head design perfectly protect your skin from scratching You can enjoy a safe and smooth shaving without scratching. Fit Model:5 Head Shaver Replacement Heads Compatible with Remington Balder Pro Peplacement Head for XR7000/XR1500/XR1501 Shaver.Not compatible with XR1600/RX7/ BOSS XR7120 and XR7100 shavers Easy to Install: You can replace the shaving heads in a few minutes.place a tiny drop of baby oil on each heads and allow shaver to run for 10 seconds after installation ,to ensure your shaver run properly and smoothly. Suitable for:360 degrees Shaver Replacement Blades,suitable for Women/Men Wet Dry Hair Remover Replacement Heads. Warm Tip:To keep Your Shavers Super Performance.We recommend that you replace shaving heads every 3-6 months Shaver Peplacement Head for Remington Balder Pro Peplacement Head for Model XR7000 Shaver