This product is an Epson EPSON projector air filter, model ELPAF53. It is new and unused, but has been opened for inspection. Please rest assured that the inner bag has not been opened. Also, the outer box has traces of price tag removal, but there are no issues with use. Size: 11.8 x 10.2 x 2.5 cm Weight: 30g Quantity: 1 Model Number: ELPAF53 Epson Projector Air Filter Compatible Models: EB-1795F, EB-1785W, EB-1780W There are two in stock, so if you buy them together, we will discount the shipping cost by 160 yen.