Comic collectors, these BCW treasury comic bags are exactly what you need to protect your valuable collection for years to come! Specifically designed for treasury-sized comics, these 10.5x13.5 inch sleeves provide a perfect snug fit that minimizes movement and prevents damage to your precious books. Made from crystal-clear 2-mil polypropylene that's completely acid-free and archival quality, these bags protect your comics from environmental factors like moisture, light, and pollutants that can cause yellowing and deterioration over time. The exceptional clarity means you can easily read covers and enjoy your collection without removing the protection. While these bags provide excellent front and back coverage, for maximum protection we recommend pairing them with BCW Treasury Backing Boards to prevent bends, creases, and spine stress. This 100-pack gives you plenty of sleeves to organize your entire treasury collection or prepare for future acquisitions. The consistent quality BCW is known for means every bag is uniform and reliable, so your collection looks organized and professional whether stored in boxes or displayed. Whether you're a serious collector preserving valuable issues or just want to keep your reading copies in good condition, these bags deliver museum-quality protection at an affordable price. They're the gold standard in comic preservation that serious collectors have trusted for decades - because your comics deserve the best protection available!