Serious currency collectors, this 600-piece set of PVC bill holders is an absolute steal for organizing and protecting your collection! Each sleeve measures 6.9x2.95 inches, which is the perfect size for standard US currency and bills from most countries. The transparent PVC material is crystal clear, so you can easily see both the front and back of your bills without having to remove them from protection. What's great is how durable these are - they're waterproof and resist tearing, so your valuable notes stay safe from moisture, dirt, and handling damage. I use them not just for currency but also for protecting important documents, vintage photos, trading cards, and even special event tickets I want to preserve. The blue film look gives them a professional appearance, and they stack neatly in storage boxes or display albums. With 600 pieces in the pack, you've got plenty to organize your entire collection with extras to spare. They're also fantastic for bank tellers, store owners, or anyone who handles lots of cash and wants to keep bills organized and in good condition. The material is just the right thickness - sturdy enough to provide real protection but flexible enough for easy insertion and removal of bills. Whether you're a serious numismatist with valuable notes to preserve or just someone who wants to keep special bills in good condition, these sleeves provide affordable, reliable protection. They make sorting and displaying your collection so much easier, and the clarity is excellent for really appreciating the details of your currency.