If you create, sell, or collect art prints or photographs, these crystal clear sleeves are an absolute essential. The 11.25 x 14.375 inch size is perfectly tailored for 11x14 artwork - just enough extra room to slide pieces in easily without being overly baggy. The OPP polypropylene material is seriously clear - your artwork shows through beautifully without any distortion or haze. The 0.08mm thickness (about 3.15 mil) provides solid protection without adding bulk, making them perfect for both storage and presentation. The acid-free construction is crucial for preserving your valuable pieces - no worrying about yellowing or degradation over time. The resealable adhesive strips work smoothly and hold securely, but aren't so aggressive that they damage your artwork when reopening. What's impressive is how professional they make your work look when selling at markets, online, or to clients - the crystal clarity really lets the art speak for itself. The package of 100 gives you plenty to work with, whether you're an artist protecting your inventory or a collector organizing your collection. They're also great for storing important documents, certificates, or photographs that you want to preserve. The material is smooth and easy to clean if they get dusty or marked. Despite being folded for shipping, the creases relax nicely once you have artwork inside. For the price, you're getting archival-quality protection that makes your work look professional and keeps it safe for years to come. One of those simple products that makes a huge difference in how you present and protect your creative work.