These adjustable mitten blockers are great for knitters who frequently wash and block mittens. They are sold in a pair that you assemble. * Adjusts to fit small, medium, and large mittens * Disassembles for convenient storage and portability * Triangle top piece can be used for blocking pointed mittens * Tighten and loosen screws easily using a small coin * Great for blocking on the go This item consists of unfinished plywood pieces with sanded edges. If you prefer a more finished surface, we recommend using 320 grit sandpaper to sand pieces with the grain of the wood and wiping them with a dry cloth to remove the sawdust. Product Details: * Material: Birch * Approximate Size: Adjustable to fit most sizes, package size: 6” x 9” This product comes with 16 x 2-part screws.