(100) 12" Slim Record Outersleeves - Super Polyclear- Resealable - 2 Mil Thick - #12SB02RSIM-SLIM Biaxally oriented polypropylene Resealable- perfect for records that you listen to frequently! Can be opened up to show customers or for your own personal record collection, and then can be resealed repeatedly! Each sleeve measures 12 5/8" Wide x 12 3/16" Tall with a 1.5" flap **SLIM sleeve only meant for SINGLE records NOT gatefold or double LPs**