Made of high-quality, unbreakable material, . Its see-through design allows you to watch it effectively clean upholstery and show off your progress in your stain recovery job This extractor attachment fits most shop vacuums, turning your ordinary unit into a powerful extractor. It is an economical alternative to professional extraction machines These attachments make everything a hundred times easier. Suitable for carpet cleaning, upholstery, indoor and outdoor carpets, spot cleaning, car and more Includes 3 different adapters to fit various vacuum hoses. Adapter A fits 1 1/4inch (32mm) ID and 1 1/2inch (38mm) OD hose, while Adapter B fits 40mm ID and 48mm OD hose. 5-ply adapter fits hose 1inch, 1 1/4inch, 1 3/8inch, 1 1/2inch and 1 7/8inch