450g Virgin Grade Clear Archival Polythene Covers. 450g / 112 Micron Virgin Grade Polythene – durable yet flexible. SONIC ENERGY | VINYL RECORDS & ARCHIVAL SLEEVES. Precision sizing designed for 12" LP albums including gatefold editions.
50 x 12 Inch PVC 140 Micron Record Sleeves Glass Clear Thumb Cut Stitched
50 x 12 Inch Vinyl Record Outer Sleeves 450 Gauge LP Album Clear Plastic Covers
50 x 12" Inch Anti Static Inner Vinyl LP Record Sleeves | Archival Audiophile