The Grade School Puma MB.06 "Hills" (31387301) is expected Friday, October 23, 2026 at around 10:00 AM ET for $110 retail (Kids Foot Locker listing; Puma hasn't confirmed a date). Just Drops tracks it at 4 retailers (4 first-come, first-served).
Colorway: COOL MID GRAY/LIME SMASH · Style code: 31387301 · Release date: Expected October 23, 2026 · Retail: $110 · Availability: Upcoming release
Source: the Kids Foot Locker release calendar · listed Oct 3, 2026 · date last changed Oct 4, 2026 · stores checked Oct 16, 4:03 PM ET · How we verify release dates
Where to buy: Kids Foot Locker · Tracked at 4 retailers · Kids Foot Locker release calendar
More colorways: Grade School PUMA MB.06 Stranger Things (31410801) · Grade School PUMA MB.06 Stranger Things (31387501) · Grade School Puma MB.06 'Shooting Star' (313874_01) · Grade School PUMA MB.06 Shooting Star (31387401)