Vinyl Storage Solutions 13" Single Pocket Outer Sleeves w/ No Flap - 4mil (25 pack)Keep your 12" records safe from dust, scratches, moisture and more! These sleeves provide easy access to the jacket and the record itself, with a single open pocket to house both. Larger than the standard 12" and 12. 75 sleeves to fit thicker albums. Fits: 12" record jackets up to . 5" (12 mm) thick (single albums, most double albums, some triple albums, some small box sets) Dimensions: 13" x 13" (331 mm x 331 mm) Pockets: Single Flaps: None Material: