Card Sleeves: Thick Inner Sleeves (50) [ASM G10114] Tower of Games 100 x Inner Sleeves 64mm x 89mm (Gamegenic) produced by Gamegenic Card Sleeves 101, Inner sleeves are thinner sleeves that are used as a second layer of protection, while outer sleeves are a first line of defense. The outer sleeves can be opaque or clear and are Dragon Shield Perfect Fit Smoke Sealable Inner Card Sleeves Rekreation Games 100 Inner Sleeves TTCombat KMC Perfect Hard Inner Sleeve Review Perfectly usable or hard to justify? Double Sleeved