Book Ring
thingiverse
A thumb ring to hold open books while reading. Unlike most of the other book rings on this site, the inside of the hole on this ring has an inward curve to make it more comfortable to hold by reducing hard edges.
Download Model from thingiverse
With this file you will be able to print Book Ring with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Book Ring.