T4 Badge Holder/Wallet - Durable Polycarbonate ID/Credit Holder with Metal Cl...

MANGANESE STEEL CLIP: Clip is made from manganese steel, stronger than standard steel. Steel clip can be used to hold bills and cash. PATENTED SPRING-LOADED CARD HOLDING SYSTEM: The only badge holder equipped with steel wire spring that holds cards well, whether loaded with 1 or 4 cards.

eBay