Made of high-quality bamboo wood. Perfect for holding mobile devices of many sizes. Lightweight and compact. The angled channel holds mobile devices at an optimal angle. Bamboo is a far more sustainable wood and harvesting it has a lesser environmental impact. 3rd Imprint Option: (Optional - Front - Pad): 1 1/2"w x .375"h. 4th Imprint Option: (Optional - Front - Laser Engraved): 1 1/2"w x .375"h.