Fit Design: 7D floating electric shaver head, 360° fits the contours of the face, head, neck and chin, with a large contact area, smooth and comfortable shaving, can effectively expand the shaving range and save time. Blade And Protection: Double-layer durable blade, accurately capture long and short hair, sharp and safe; double-layer protective net, reduce skin irritation and prevent beard pinching. Waterproof And Easy to Clean: The blade can be directly opened and rinsed under the faucet, which is convenient and fast, and can be used wet or dry. Strong Compatibility: Universal replacement blade, suitable for all 5-head and above shavers, suitable for some well-known brands of 4-head and above products, not suitable for 3-head shavers and specific models (Not fit for Skull rotary razors. Fit for Remington razors with 4 heads or above, not fit for Remington razors with 3 heads.). After-sales Guarantee: Your satisfaction is the driving force of our progress. We promise to provide lifelong technical support to ensure worry-free shopping. (We recommend replacing the blade every 6-12 months and cleaning it regularly to maintain the best shaving performance.) 7 Blades Head Shaver Replacement Heads, Universal Fit for Electric Razors, Wet & Dry Use, 7D Floating Design, Stainless Steel Blade Heads, Ideal for Men's Face & Bald Head Shaving