Patented anti-razor burn technology. Vitamin enriched comfort strip. Pre-shave oil infused glide bar. Cool the burn. Fits all Schick Xtreme3 refillable razors. Help minimize razor burn and get a close, comfortable triple blade shave with the Schick Xtreme3 SubZero featuring patented anti-razor burn technology. Help prevent irritation with the soothing pre-shave oil infused glide bar and vitamin enriched comfort strip that minimize razor drag for a clean, close, cool shave. Blade cartridges made in USA.