The Nike Flex Train (HV9972-005) released Saturday, December 20, 2025 for $80 retail. Just Drops tracks it at 4 retailers.
Colorway: Black/Dark Smoke Grey/Summit White/Volt Ice · Style code: HV9972-005 · Release date: December 20, 2025 · Retail (Nike US): $80 · Availability: Sold out at retail
Source: Nike.com · listed Apr 21, 2026 · date unchanged · stores checked Sep 24, 5:05 AM ET
Where to buy: Nike · Tracked at 4 retailers · Nike release dates
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