Europe Size 4 to US: 3-6M
Cross-market children’s gloves, mittens, and hand warmers apparel conversion mapping 4 specifications into 3-6M.

Analyzing Gloves, Mittens & Hand Warmers Size Equivalence Across Markets
Europe Size 4: Corresponds to a hand width baseline of 7 (2.8 ), hand length of 13 (5.1 ), and age range 12–24 .
US: 3-6M: Corresponds to a hand width baseline of 6 (2.4 ), hand length of 10 (3.9 ), and age range 3–6 .