Of the three quality levels of acrylic mirror, CRL specifies the best. Using the highest quality material insures that you will have defect-free plates for your mirror installations. The beveled edges on our plates have the brightest polish in the industry. The regular acrylic plates are 1/8" thick. The green edge plates are 3/16", which is 60% thicker. Each individually packaged plate is furnished with a full gasket. We remove the peel-off film cover from the front of the plate and perform a 100% inspection before we ship our attention to detail means you will receive a premium quality product. Mounting screws are included.