Competition Rules 1.1 and 1.3 address Jewelry.
1.1 Safety
A player must not use equipment or wear anything which is dangerous to themselves or another player (including all jewelry).
1.3 Jewelry
Absolutely no jewelry, including rings, chains, watches, jewelry, hair clips, bobby pins, earrings, bracelets, rubber bracelets, or abnormally long fingernails may be worn while participating in any TCSL games. Only Medical Alert Warning Bracelets may be worn and shall be taped to secure them to the player's body. Earrings and other piercings cannot be taped and must be removed.