Vermil Thumb Ring - Classic Dark Blue - Premium Traditional Archery Equipment good for protect the archer's thumb from arrow while the player is shooting (these ring have been handmade to the finest quality) suit for the Eastern traditional archery; for example, Korean, Chinese, and Mongolian style 50% off next ring in case that the ring does not fit customer's thumb robust and hard to brittle: 3 months gaurantee fast handling within 2 days exclude unofficial days