US: XL to Europe Size 9.0
Cross-market men’s glove and mitten conversion mapping XL specifications into 9.0.

Analyzing Glove Size Equivalence Across Markets
US: XL: Features a palm circumference of 25 (9.8 ), finger length of 9.5 , hand width of 10.2 , and overall hand length of 21.5 .
Europe Size 9.0: Features a palm circumference of 23.5 (9.2 ), finger length of 9 , hand width of 9.5 , and overall hand length of 20.5 .