Resealable, Archival Quality, Acid-Free, Anti-Static Crystal Clear Biaxially-Oriented Polypropylene - Perfect Protection For Your Collection! 7-3/8" x 7" + 1-1/2" Flap (or 187mm x 178mm + 38mm flap) - The Perfect Size! Fits Single, Double, & Gatefold 7" Records. Made by Long Term Record Supply Professionals - Sleeve Sellers for 40+ Years. This listing is for 100 individual sleeves.