100% Brand New and High Quality. Product Name: 6.35mm Dust Cover. Fit for: PC, AV Equipment, Cellphone. Audio Jack Diameter: 6.35mm. Overall Size: 13 x 10mm / 0.5 x 0.4 inch (L x D). Material: Rubber. Main Color: Black. Package Content: 10 x 6.35mm Dust Cover.