【Fully Opaque Back】 Different from normal colorful matte sleeves, Katomula dual matte sleeves feature a black interior. It not only offers a fully opaque back, but also retains a variety of color options. (Note: For ages 14 and above only) 【Premium Protection】 Made from PVC-Free & Acid-Free materials that prevent yellowing and degradation of the cards. Dustproof, Waterproof, keep your cards in good condition for a loong time. 【Not Easy to Tear】With advanced edge sealing technology, Katomula ensures rock-solid seal edge and a seamless, comfortable finish. Boosts the card sleeves' ruggedness and longevity for lasting performance. 【Fits All Standard Size Cards】 66*91mm is the ideal card sleeves size for most tcg cards, such as mtg, Flesh & Blood, PKM, etc. Our detailed control of the dimensions will prevents the cards from bending. 【Multi Color Option】12 color sleeves perfectly match your different deck theme and distinctive. Every color card sleeves box has a unique packaging to show its uniqueness. ASIN B0F5GFPRCD Color Eucalyptus Green Style Dual Matte Brand Name Katomula Paper Size 2.6 x 3.6 inches Item Weight 0.12 Kilograms Manufacturer Katomula Number of Pieces 100 Maximum Sheet Capacity 100