Card Sleeves
Gaming Supplies · 10 specs
Direct Answer
Card sleeves are protective polymer covers manufactured in standardized millimeter dimensions to fit trading card games (TCGs) and board games. The universal matrix spans Standard Size (66×91 mm for MTG, Pokémon, Lorcana), Small/Japanese Size (62×89 mm for Yu-Gi-Oh, Cardfight Vanguard), Perfect Fit/Inner Sleeves, and Tarot Sleeves, measured in micron thickness grades (50 to 120 µm).
Source: TCG Industry Sleeve Standards / Dragon Shield / Ultra PRO Specifications · Last reviewed Aug 28, 2026
Specs
| Standard Size (MTG / Pokémon) | 66 × 91 mm (fits 63.5 × 88.9 mm / 2.5 × 3.5" cards) |
| Small / Japanese Size (Yu-Gi-Oh) | 62 × 89 mm (fits 59 × 86 mm cards) |
| Standard Inner (Perfect Fit) | 64 × 89 mm (snug inner sleeve for double-sleeving) |
| Japanese Inner (Perfect Fit) | 60 × 87 mm (snug inner for Japanese cards) |
| Tarot Sleeve Size | 73 × 122 mm (fits 70 × 120 / 70 × 121 mm cards) |
| Mini-European Size | 46 × 71 mm (fits 44 × 68 mm board game cards) |
| Mini-American Size | 43 × 65 mm (fits 41 × 63 mm cards) |
| Penny Sleeve Thickness | 40 to 50 microns (µm) / 1.5 to 2.0 mil |
| Standard Gaming Sleeve Thickness | 100 to 120 microns (µm) / 4.0 to 4.7 mil (Dragon Shield/Katana) |
| Polymer Materials | Polypropylene (PP), Acid-Free, No PVC |
Standard vs. Japanese Sleeve Sizing
- Standard Size (66 × 91 mm): The most common TCG format, designed for 63.5 × 88.9 mm (2.5 × 3.5 inch) cards. Compatible with Magic: The Gathering, Pokémon, Disney Lorcana, Flesh and Blood, One Piece, Star Wars: Unlimited, and standard poker decks.
- Small / Japanese Size (62 × 89 mm): Designed specifically for 59 × 86 mm cards. Compatible with Yu-Gi-Oh!, Cardfight!! Vanguard, and Battle Spirits.
Double-Sleeving: Perfect Fit Inner Sleeves
Double-sleeving provides airtight protection against liquid spills and dust:
- Inner Sleeve (Perfect Fit): A thin (40–60 µm) ultra-snug sleeve (64 × 89 mm) inserted from the TOP of the card.
- Outer Sleeve: A standard matte/gloss sleeve (66 × 91 mm) inserted from the BOTTOM of the card over the inner-sleeved card. The opposing openings create a complete 360° sealed air pocket.
Board Game Card Sleeve Matrix
- Mini-European (46 × 71 mm): Catan resource cards, Ticket to Ride, Wingspan, Terra Mystica.
- Mini-American (43 × 65 mm): Arkham Horror, Twilight Imperium, Star Wars: X-Wing, Zombicide.
- Standard European (61 × 93 mm): 7 Wonders, Dixit, Agricola, Dominion.