Burst Express is an online shopping marketplace that helps customers in South Korea discover and buy products sourced from overseas and domestic sellers. Its website organizes a broad assortment into categories, with featured deals, rankings, time-limited offers, community events, and recommended products to make browsing easier. Shoppers can set their delivery country, purchasing country, display language, and currency; the site notes that delivery costs or restrictions may vary by location.

The product range spans fashion and accessories, including clothing, bags, jewelry, and footwear, as well as beauty, food, kitchenware, home décor, household goods, electronics, sports and leisure items, and automotive supplies. Customers can also browse products for babies and children, stationery and office supplies, toys and hobbies, pet care, and music or entertainment-related goods. Listings include products from international and Korean brands, with prices, discounts, and shipping information shown where available. Burst Express also provides account and order-related features, including login, a seller center, and guest order inquiry.