1) All good catchers have one 2) Barack campaign foe 3) Baseball catcher 4) Baseball essential 5) Baseball glove 6) Baseball item 7) Bench had a hand in it 8) Berra had a hand in it 9) Bit of baseball gear 10) Burn protection 11) Campaign button name 12) Catch cushioner 13) Catch requirement 14) Catcher of a fly Found on https://www.crosswordclues.com/clue/mitt
Mitt noun [ Abbrev. from mitten .] A mitten; also, a covering for the wrist and hand and not for the fingers. Found on http://www.encyclo.co.uk/webster/M/83