Undefeated x UltraBoost 'Shift Grey'


Undefeated x UltraBoost 'Shift Grey'

The Undefeated x UltraBoost ‘Shift Grey’ subtly features a completely neutral colorway, with subdued logos that draw attention to the collaborative nature of the release. A breathable Primeknit upper, blending black and grey fibers, is reinforced by a translucent TPU cage marked by UNDFTD lettering. Different tongue tags display Undefeated’s Five Strikes on the right shoe and an adidas logo on the left.

CG7148 | Shift Grey/Cinder/Utility Black | 11/9/18

Shipping & Returns


For sneakers, you may cancel your order within 3 hours of placing it or before it is confirmed by the seller - whichever comes first. If 3 hours have passed from when you placed the order and/or the seller has already confirmed the order, then the order cannot be canceled. If neither have occurred, you can cancel your order first by accessing it via “Track My Order” or “My Account,” clicking “Cancel Order” and following the instructions.

If you checked out as a guest, you will need to create a Flight Club account.


Delivery and processing speeds vary by pricing options. "Lowest Price" orders ship to Flight Club first for verification and typically take 7-9 days (M-F) to reach you. "Fastest To You" orders will be shipped out the same day if ordered by 2PM ET (M-F, excluding holidays) and typically take 1-4 days (M-F) to reach you.

Estimated delivery times do not apply to international orders. International customers are responsible for any additional fees or taxes after an item ships.


All sales with Flight Club are final.

If you have any questions or concerns with regard to sizing or condition of a specific product on our site, please contact us before purchasing.

Learn more