These are approx 4x8" These come empty to fill with your own treasures!! Thanks for looking! Please note ALL of our shadow boxes are made for TINY CHIPS (minis) to small stones for the regular & large boxes unless otherwise stated. These are are all true to size as the approx sizes listed. If there isn’t a size listed because it hasn’t been determined please ask prior to ordering as we have a STRICT NO REFUND POLICY. Mom Shadow Box For Lake Superior Agates, Coins, Etc