Gastly Likit is an online retailer specializing in e-cigarette liquids, vaping devices, disposable products, and related accessories. Its catalogue includes Gastly-branded 30 ml liquids and salt liquids in flavours such as coffee, chocolate, cola lemon, and fruit-inspired varieties, alongside premium options from brands including Nasty Juice, One Hit Wonder, and Saltica. The store also lists disposable Vozol products, electronic cigarette kits and pod devices from manufacturers such as Smok, Vaporesso, Voopoo, Uwell, and Eleaf, as well as replacement cartridges and coils.

Customers can browse products by category, add items to a shopping cart, and access an account area and shopping lists. The site advertises free shipping on purchases, fast dispatch for orders placed by noon, secure shopping, and payment on delivery across its products. Customer assistance is offered through WhatsApp, including a WhatsApp-based AI service for quick answers. Gastly Likit also publishes informational blog content, including guidance on e-liquid ingredients, flavour choices, device compatibility, filling, and storage. The store presents its products and services through an online shopping platform.