The XLIM x New Balance 509 "Black Castle Grey" (U509XB) released Friday, February 21, 2025.
Lowest resale ask: $217 on GOAT (Nov 14, 2026)
Colorway: Black/Castle Grey · Style code: U509XB · Release date: February 21, 2025 · Lowest resale ask: $217 · Availability: Available now
Source: GOAT's catalog · stores checked Nov 14, 2026, 4:21 PM ET
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