【Size】 100mm (height) x 100mm (width) x 20mm (thickness) 【Type of Wood】 Paulownia Wood Can be used as a backing wood when attaching a monitor arm to a desk, or as a coaster. There are 4 available, so multiple purchases are also possible. We will offer a discount for multiple purchases, so please feel free to inquire. For sales of 1 piece, we plan to use regular mail, but for purchases of 3 or more pieces, we will ship via Yu-packet. No pets or smokers. We basically aim to ship on the same day, but it may take 2-3 days to ship depending on the day. Please contact us if you are in a hurry. Thank you.