Prior to the opening jump, an official notices
(a) A1 is wearing an undershirt with sleeves cut off and hemmed at the shoulders. A2 and A3 are both wearing undershirts with normal length sleeves;
(b) A4 is wearing an undershirt with a visible manufacturer’s logo/trademark.
All players are wearing legal apparel.
(a) The rule does not require all players to wear the same length sleeves on their undershirts, but each individual player must have sleeves the same length on his/her undershirt when worn;
(b) A visible manufacturer’s logo/trademark is permitted on the undershirt as long as it meets the logo requirements in 3-6.