DLC/Titanium Construction: Offers exceptional durability and sharpness. Compatibility: Perfect fit for models 799, 787, 729, and 726. Ultra-Thin Blue T-Blade: For precision trimming and styling. Hypoallergenic: Ideal for sensitive skin, minimizing irritation. High Strength: Endures rigorous use without losing quality. Cool Operation: Lower blade temperature for comfortable use. Zero-Gap Adjustable: Enables ultra-close trimming and detailed styling.