To protect bamboo surface while woking on it. Paper like texture so you can write on it. Comes off quite easily.
18mm x 18m, Made in Japan
Rasp-Cleaning Brush, ¥350
Detachable Stainless Steel Rasp Rod for Shakuhachi Flute Interior Rasps – 600mm, ¥1800
Japanese T-Handle Ring Auger (15mm), ¥2500