Wood: Snakewood, must be hard.

Length and weight: Working hair length about 59 cm, weight approximately 56 g.

Overall style: Same as the photo above, based on the one with the white screw in the photo above.

Finish: Oil finish, no varnish.

Frog: Snakewood; screw made of mammoth ivory.

Stick shape: The upper third toward the tip should be round, and the remaining two-thirds toward the frog should remain octagonal.

Hair: Significantly fewer hairs, and the hair layer should be as thin as possible.