1.Precision Replacement Heads fit for Philips Series 5000/7000 "High-performance shaver heads engineered for flawless compatibility with Philips rotary shavers including S7735, S8050 & S9936 models. Delivers factory-standard cutting accuracy." 2. Premium Rotary Blades These corrosion-resistant stainless steel blades maintain optimal sharpness for up to 12 months of smooth shaving with zero skin irritation." 3. Smooth & Gentle on Skin – Hypoallergenic Foils "Features dermatologist-tested foils and self-sharpening blades for reduced redness and razor bumps. Ideal for sensitive skin with a smooth glide." 4. Quick & Easy Click-On Installation "No tools needed – simply snap onto your shaver for instant use. Compatible with wet & dry shaving for added convenience." 5. Durable Stainless Steel Blades – Long-Lasting Sharpness "High-grade stainless steel construction maintains sharpness for months. Designed for optimal performance, just like the original blades."