Ultrashang 2Pcs RFID Blocking Card Showdown: Shield Wallet, Tested Protection… Travel Now Easy! We’ve tested the Ultrashang 2Pcs RFID Blocking Cards, and they’ve stepped up as a reliable shield for our wallets. Designed to block credit cards, debit cards, and passports, these slim cards deflect unwanted scanning—perfect for crowded cities or juice bars. The (Ver. 2.0) upgrade feels sturdier, fitting snugly in any pocket. Best for travel, we’ve noticed fewer „pinging“ scares when passing through security. The set’s small size won’t weigh us down, but the protection is undeniable. With two cards, we’re covered for primary and backup cards. Identity theft prevention is key, and these blockers deliver. Easy to insert, we’ve added them to our daily essentials without fuss. For worry-free security on the go, we approve this watchful duo.