iaseahk patio chair cushions, 18.5" x 16" x 3" outdoor chair cushions set of 4, waterproof outdoor cushions for patio furniture, outdoors seat cushions with handle and ties, navy blue navy blue 18.5*16+3" is up for auction in Patio, Lawn & Garden. This item is in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.