tenibyc 12x18 Poster Frames Set - 3 Pack - Natural Oak Wood - Tempered Glass - for Wall Photos, Family Memories, Posters & Puzzles, Home Decor Natural Oak 12 x 18 is up for auction in Home & Kitchen. The current bid is $2.20, 96% below the $59.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.