Product Details UltraGlide blades with skin guards that reduce irritation. The skin guards provide more points of contact on the skin creating a flatter, smoother surface to shave. Advanced Lubrication For Effortless Glide and Hydration. Hydro has a deep reservoir full of 100% pure conditioner that lasts up to three times longer. The water activated skin conditioner releases aloe-enriched lubrication as you shave. The Schick Hydro 3 Blade Razor Refill for use with the Schick Hydro 3 Blade Razor is designed to deliver a smooth, comfortable shave. Each blade refill features Schick's soothing Lubricated Gel Reservoir that keeps your skin hydrated as you shave, and built-in Skin Guards to smooth your skin and reduce irritation.