The adidas Wmns UltraBoost 21 "Grey" (FY0404) released Thursday, January 28, 2021.
Original retail (2021): $180 · Lowest resale ask: $96 on Flight Club (Nov 14, 2026)
Colorway: Grey Three/Grey Three/Grey Four · Style code: FY0404 · Release date: January 28, 2021 · Lowest resale ask: $96 · Availability: Available now
Source: GOAT's catalog · stores checked Nov 14, 2026, 4:22 PM ET
More colorways & related: adidas UltraBoost 21 "Black Iridescent" · adidas UltraBoost 21 "Triple Black" · adidas UltraBoost 21 GORE-TEX "White Sonic Ink" · adidas Adizero F50 SP5DER "Supplier Colour" · adidas Adizero F50 SP5DER — Solar Green · adidas Kader · adidas x Rick Owens Springblade Runner · adidas x Rick Owens Sprinblade Boots · adidas x Rick Owens Runner · adidas Formotion F50 · adidas Formotion F50 · adidas Anthony Edwards 3 — Lucid Pink