The Ultimate Guard Cortex Black 100 Standard Size Sleeves are a reliable choice for players and collectors looking for consistent protection for standard-size cards. Produced by Ultimate Guard, one of the most recognised brands in the world of TCG accessories, these sleeves were designed for regular use, from casual games at home to tournaments and competitive events.

This pack includes 100 black sleeves, with a highly opaque back for greater privacy during play and a transparent front to keep the artwork and readability of the cards clearly visible. The finish and rear texture help provide a smooth and controlled shuffling feel, something highly valued by those who play Trading Card Games frequently.

With approximate dimensions of 66 x 91 mm, these sleeves are compatible with standard-size cards, making them suitable for several popular games such as Pokémon, Magic: The Gathering, Disney Lorcana, One Piece Card Game, Flesh and Blood, and many other TCGs and collectible card games. They are also an excellent option for anyone who wants to keep their collection protected against wear, surface scratches, dust, and daily handling.

Ultimate Guard Cortex sleeves stand out for their balance of durability, comfort in use, and neat presentation. For players who value consistency between matches, the opacity of the black back is especially useful in a competitive context.