Photographers and framers, this 10-pack of precut mat boards is exactly what you need for professional-looking photo displays without the professional price tag! Each mat has a 5x7 inch opening that's perfectly sized to display standard photos, and the overall 8x10 inch size fits perfectly in standard frames. What's really smart is the opening is cut 0.5 inches smaller than the photo size - this creates that nice overlap that keeps your photos securely in place without sliding around. The 45-degree beveled edges are cut by machine for perfect corners every time, with no over-cuts or messy edges. Being acid-free is crucial - it means your precious photos won't yellow or degrade over time, which is so important for family pictures, artwork, or anything you want to preserve. The vibrant white color provides a clean, classic background that makes your images really pop. Made right here in the USA with that quality craftsmanship you appreciate. Whether you're replacing old, faded mats in existing frames or creating new displays, having 10 identical mats means you can do multiple projects or keep spares on hand. They're perfect for family photos, art shows, school projects, or professional presentations. The quality is noticeably better than those cheap mats that warp or discolor - these lay flat and look crisp every time.