1、Pack and Size: Pack of 20pcs cardboard record sleeves with center hole, made for single 12 inch record disc. The kraft matte black stock gives your collection a real look with a subtle matte finish free from glare. 2、350gsm Heavy Duty Cardboard and Kraft Material: Made from kraft matte black finish extra strong cardboard, this paper record inner sleeves is thicker and stronger enough to hold heavy records with no risk of tearing or splitting. The protective finish is designed to repel household pollutants and grime. 3、Heighten Records Quality: Provides unrivaled protection for your record collection. Enjoy the stylish design with thick protection from daily wear and tear. And you'll be able to customize these blank record covers with custom printed labels or band stickers. 4、Kraft Finish: The kraft finish construction ensures no risk of record deterioration or label and cover art discoloration over time, helps to protect your valuable record collection. The kraft finish reduce static for safe storage and handling, avoid drawing dust and grit into the delicate grooves. 5、Convenient and Protective: A diecut center hole allows you to view the label without removing the record from its sleeve. The extra slippy surface minimises abrasion of recordings. These replacement jackets are an excellent opportunity to finally organize your record collection without having to worry about fingerprints or overhandling your album art.