Knife Flight is a family-owned, mail-in knife sharpening service that reclaims ease and joy in the kitchen. They use low-speed water stones and traditional whetstones to sharpen various types of knives and shears from top brands, ensuring longevity and satisfaction. With a prepaid and effortless process, customers can receive loaner knives while their own are being sharpened, and the company promises to touch every item that comes through their shop.