The Hefty Standard for Vinyl LP Protection: Mobile Fidelity Sound Lab Original Master Record HeavyWeight Inner Sleeves Feature a Three-Ply, Anti-Static Design Along with 120gsm Thickness for Added Durability and Shape Preservation 

Made for analog lovers who want the highest-quality hefty sleeve on the market, Mobile Fidelity Sound Lab Original Master Record HeavyWeight Inner Sleeves offer consummate protection for your vinyl LPs. Offering 120gsm thickness/weight in comparison to the 80gsm thickness/weight of the acclaimed original sister version, these three-ply, anti-static, premium inner sleeves will help ensure your valuable records will stay safe and free of scratches, contamination, and static.

Featuring construction that involves a paper layer sandwiched between two sheets of high-density polyethylene (HDPE) with a translucent HDPE front, these HeavyWeight Edition sleeves are the smart way to safeguard your vinyl. The added weight means they offer enhanced durability and added rigidity that makes it easy to slide the LP into the sleeve without risk of the corners bending or creasing. The design helps preserve the sleeves' original shape even amid frequent use. 

Sold in packs of 50 sleeves.