Applicable Modelscompatible with Remington Balder Pro Head Shaver Model SPR-XR7000. Applicable Modelscompatible with Remington Balder Pro Head Shaver Model SPR-XR7000. Safe and Painlessround head design perfectly,Special electroplate surfaces for anti-abrasion, double-ring hypoallergenic stainless blades and a powerful motor,Remove your beard gently, painlessly and more clean, protect your skin from scratching. 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. Customer Support If you can't install it, you can refer to the instructions on the back of the package or contact us in timewe will solve it for you.