1. The business mainly operates in the United States, focusing on online retail of prescription glasses, reading glasses, sunglasses, blue-light glasses, and other vision products. 2. It is a well-known vertical brand in the e-commerce eyewear retail industry, with competitors including Warby Parker, Zenni Optical, and EyeBuyDirect. 3. The official website brand terms are "Caddis" and "Caddis Eyewear".