Japanese size Dragon Shields are made for games using the smaller standard sizecards known from games like Yu-Gi-Oh! and Cardfight!! Vanguard.- They will fit cards measuring up to 59x86mm (25/16x33/8 inch).- 120 micron polypropylene. Acid free. PVC free. Archival safe.- Clear front with opaque back in the same high quality as our standard DragonShield sleeves.