Contour Design Balance Keyboard Wrist Rest, Black, Foam, 109 mm, 390 mm, 20 mm, 270 g Contour Design Balance Keyboard Wrist Rest. Product colour: Black, Material: Foam. Width: 109 mm, Depth: 390 mm, Height: 20 mm. Quantity per pack: 1 pc(s), Package width: 113 mm, Package depth: 25 mm. Master (outer) case volume: 0.0266 cm³, Products per master (outer) case: 20 pc(s), Master (outer) case width: 245 mm