BIGCAT MODELISMO is a Portuguese online retailer serving model-making enthusiasts, with 20 years of experience and a broad selection of kits, materials, and hobby supplies. Its catalogue covers aircraft, military and civilian vehicles, competition models, naval subjects, space, and fictional themes. Shoppers can also find figures, diorama buildings and scenery, accessories, decals, photo-etched details, and other components for customizing and completing projects.

The store stocks practical tools and modeling essentials, including adhesives, putty, sanding and polishing products, masking materials, airbrushing equipment, and brushes. Its paint range includes acrylic, lacquer, enamel, metallic, and spray products, as well as primers, varnishes, pigments, oils, washes, filters, and related supplies. Books and magazines support customers seeking reference material, while the train section features carriages, locomotives, freight wagons, accessories, layouts, and diorama items. A marketplace also lists modeling kits, railway products, die-cast miniatures, and literature. BIGCAT MODELISMO operates through online orders and offers free shipping on purchases over €75 within mainland Portugal and Spain.