Wood Box Planter Centerpiece Square (Half Foam) Brown Color 3.5x5.5x5.5 Our Half Foam Box is 5.5x5.5 and perfect for that small arrangement, plant, or craft project. It is sturdy, well crafted, and hand-made in the USA. Each box is crafted with attention to detail and quality. They are available in natural or in a dark wood stain, and you can purchase plain, with plastic liner, or the complete package with foam included.