His uniform #50 is written under the tongue. JSA authentication #U19926 and U19927 for the autographs. Betts played for the Boston Red Sox. The item "Mookie Betts Game Worn Under Armour Signed Cleats Boston Red Sox JSA" is in sale since Sunday, February 10, 2019.
This item is in the category "Sports Mem, Cards & Fan Shop\Game Used Memorabilia\Baseball-MLB\Other MLB Game Used Mem". The seller is "zanebats" and is located in Brentwood, Tennessee. This item can be shipped worldwide.