adidas Y-3 UltraBoost 21 "Black"
Original retail: $300 · Lowest resale ask: $164.72 on Kicks Crew (Nov 14, 2026)
Colorway: Black/Black/Core White · Style code: GZ9133 · Lowest resale ask: $164.72 · Availability: Available now
Source: GOAT's catalog (original retail) · stores checked Nov 14, 2026, 4:22 PM ET
More colorways & related: adidas Y-3 UltraBoost 21 "White" · adidas UltraBoost 21 GORE-TEX "White Sonic Ink" · adidas UltraBoost 21 "Black Iridescent" · 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