It is 20cm wide at the longest point and 10cm tall at the widest point. The dimensions of the clasp on the back (the comb-shaped part that inserts into the hair) are 6cm wide and 4cm tall. It is made of pure silk and is a classic tsumami zaiku (folded fabric) design. It has been used a few times, but there are no scratches, stains, or rust on the metal fittings.