FabFitFun is a subscription box service that delivers a curated selection of beauty, wellness, fashion, and fitness products to its members. Each seasonal box contains full-sized items from popular brands, allowing subscribers to discover new products and trends. Members can customize their boxes by choosing from various options, ensuring that they receive items that suit their preferences. FabFitFun also offers exclusive access to sales and discounts on additional products, enhancing the overall value of the subscription experience.