⭐️ Anti-Magnetic Failure Card Case 7 cards included Prevents interference errors between IC cards Skimming prevention Size: Approximately 92 x 64mm Material: Aluminum alloy ⭐️ Card Protection Sleeves ・For My Number Card: 4 ・Plain Clear: 4 Total: 8 cards included Size: 56mm (H) x 88mm (W) Card Size Compatibility: 54 x 85.6mm Material: Polypropylene Brand new, unused Instant purchase OK Anonymous delivery No pets, no smokers No individual sales or price reductions, please. To prevent trouble, we do not offer reservations or holds. Instant purchases take priority, even if there are comments. Please see the photos for product details. My Number Card Case My Number Card Sleeve Card Protection Sleeve Anti-Magnetic Failure Card Case Card Case