Please note that this is not an original Philips product. Comfortable shave: Dynamic cutting unit cuts even long hairs, with a coating for good glide and rounded tips for skin protection. Long-lasting performance: One blade lasts up to 4 months with two full shaves per week. Results may vary. OneBlade functions: Trim, style, and shave any hair length with contour-following technology and a dual protection system. Technical specifications: Set contains 3 replacement blades, compatible with Philips OneBlade models (QP25xx, QP26xx, QP65xx, QP66xx). Waterproof and versatile: Suitable for wet and dry shaving, waterproof, with good glide and gentle on the skin. Technical specifications Type: Shaving blades Number: 3 replacement blades Compatible with: Philips OneBlade (QP25xx), OneBlade (QP26xx), OneBlade Pro (QP65xx), OneBlade Pro (QP66xx) Long-lasting OneBlade blades: Only need to be replaced every 4 months for optimal performance Coating for good glide and rounded tips to protect the skin Use: Wet and dry Waterproof: Yes Wet suction: Yes Unique OneBlade technology: Trim, edge, shave Contour following technology: Double protection system