The Ultimate Guard Cortex Matte Japanese Size Petrol 60 Sleeves were designed for TCG players looking for reliable protection, a good shuffling feel, and a discreet finish for regular use. This pack includes 60 sleeves for Japanese-size cards, a format highly sought after by fans of games like Yu-Gi-Oh!

and other TCGs compatible with similar dimensions. Within Ultimate Guard’s range of accessories, the Cortex line stands out for offering a balanced solution between durability, performance, and The non-reflective matte front helps reduce excessive glare during play, something especially useful on brightly lit tables, in-store events, and competitive sessions.

At the same time, the highly opaque back contributes to a uniform deck presentation and greater confidence in a tournament setting. These Japanese Size card sleeves have approximate dimensions of 62 x 89 mm, fitting cards of this format precisely.

The result is effective protection against scratches, wear from use, handling marks, and everyday dirt. For players who shuffle frequently, the texture and construction of the Cortex range help maintain a consistent and comfortable glide over many matches.