Shamisen Bachi (Plectrum) - Set of 2 - Vintage

This shamisen bachi was passed down from my grandmother and has been stored in a closet.
She mentioned that it was purchased along with a shamisen for around 50,000 yen in the 1970s.

I'm not sure about the exact materials, but I've listed the approximate dimensions. Please check the close-up images and consider it.

Length: Approx. 19cm
Width: Approx. 10cm
There is a stain that looks like marker.
Both have names written on them (see image 6).
The wooden one is not very noticeable.

Accessories
Hard case
There are small stains.

Sold as a set only.

To avoid trouble, please refrain from purchasing if you are overly concerned about scratches, dirt, or are sensitive.

This is a used item, so please purchase with your understanding. Thank you.