Made in the USA: Proudly crafted with Certified Sustainable Forestry Initiative paper, supporting eco-friendly practices and high-quality standards. Heavyweight 20# Paper: Designed with durability in mind, providing sturdy and reliable protection for your vinyl records. Archival Quality: Acid-free and alkaline-free materials ensure long-term, safe storage, preserving your records in pristine condition. Easy Record Handling: Rounded corners, a slight lip, and exterior seams make inserting and removing records quick and effortless. Value Pack of 500 Sleeves: This listing includes 500 individual sleeves, offering great value and ample supply for record collectors and retailers alike.