50 X 36"X48" Clear heavy duty bags as see in pictures 800 DIA. They also fit on the bottom of dust extraction unit. PLEASE CHECK OUT MY OTHER LISTING'S FOR MORE VENTILATION PRODUCTS!! This item is in the category "Business, Office & Industrial\Material Handling\Packing & Shipping\Packing & Shipping Bags\Reclosable & Zipper Bags".The seller is "cheap-ducting-uk" and is located in this country: GB. This item can be shipped to United Kingdom.