Amazon.com : Facmogu 10PCS 12in Vinyl Record Sleeves, 350gsm Cardboard Record Jacket with Hole, Heavyweight LP Vinyl Album Covers LP Record Jackets, Anti Static Vinyl Record Storage Protector Covers - Glossy Black :
25 Vinyl Record Sleeves - 12.75" x 12.75" 3 Mil Clear Album Sleeves - Fits 12 Inch Single, Double, and Gatefold LPs - Protect Your Record Collection : Amazon.ca: Office Products
Vinyl Cover Design - A Practical Guide | RPM Records