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