Luau Tiki Centerpieces (3 Pcs. Per Set) Paper. Put paradise on everyones minds with these luau tiki centerpieces! Perfect if youre throwing a luau or beach party, these paper centerpieces are easy to construct and make any table into a tropical destination! Add them to your beach party decorations and get the party started! Paper. (3 pcs. per set) Small, 6 1/4" x 3" diam.; medium, 8" x 4 1/4" diam.; large, 10" x 5 1/4" diam.