Several companies have successfully established a direct-to-consumer sales channel. Some examples include: Warby Parker: an eyewear company that sells prescription glasses and sunglasses directly to consumers through their website and physical stores. Casper: a mattress company that sells mattresses, pillows, and bedding directly to consumers through their website and physical stores. Dollar Shave Club: a subscription-based shaving company that sells razors, shaving cream, and other grooming products directly to consumers through their website.