12 precision cut laser engraved hardwood pieces must be inserted into the frame. Quite challenging, best to attempt this sober!At least 4 different woods, 1/4" thick, are used. Measures about 7" square in the fame and cover. Items in the puzzle include Keg, 6-pack, 2 bottle caps, bar stool, Beer Truck, Beer Can, Beer Mug, Beer Opener, Man drinking beer, and Hops and Barley