Hey coin collectors! If you're tired of your precious coins getting scratched or damaged, these Prophila storage sheets are exactly what you need. Each sheet holds 20 coins up to 34mm diameter - perfect for those 5 DM and 2 DM coins you've been collecting. The crystal clear plastic is seriously high quality and completely plasticizer-free, so you don't have to worry about your coins getting that nasty PVC damage over time. What's really handy are the black cardboard interleaves that come with each sheet - they keep your coins separated and protected from both sides. The reinforced perforated strip with 4-ring hole spacing fits most standard binder systems, and the rounded corners prevent tearing when you're flipping through your collection. I love the handle hole feature - it makes inserting and removing the strips so much easier without fumbling around. The 188 x 212mm size fits perfectly in most coin albums, and the overall quality feels premium compared to cheaper alternatives. I've been using these for my German coin collection for over a year now, and they've held up beautifully with no yellowing or brittleness. Whether you're organizing a new collection or upgrading your existing storage, these sheets provide that professional archival protection your coins deserve. They're definitely worth the investment for any serious collector who wants to preserve their coins in mint condition for years to come.