condition codes
see moreLike New; Missing Box
Open-box, unworn and unused.
Like New; Nearly Perfect
Possibly not in original box, unworn and unused.
Used; Very Good
Gently worn.
Used; Good
Open-box, unworn and unused.
Used; As-Is
Signs of wear but plenty of life left. FINAL SALE.
condition codes
Like New; Missing Box
Open-box, unworn and unused.
Like New; Nearly Perfect
Possibly not in original box, unworn and unused.
Used; Very Good
Gently worn.
Used; Good
Open-box, unworn and unused.
Used; As-Is
Signs of wear but plenty of life left. FINAL SALE.
Ultraboost 21
MenShoe Size Chart
About this product
NOTE: Product photography may be a representation; actual product may vary due to condition code
Lace up for early miles, long training days, and everything in between.Responsive cushioning and targeted support create a smooth, energized ride from heel strike to toe-off.Built for daily runs, gym sessions, and life on the move.
Comfort & Performance
- Linear Energy Push system for increased forefoot and midfoot stiffness
- Energized cushioning for responsive comfort
- Flexible outsole for natural movement
- Grippy traction for confident footing
- Regular fit for everyday stability
Design & Materials
- Durable synthetic upper
- Streamlined performance silhouette
- Lace-up closure for a secure feel
- Clean adidas Ultraboost styling
Adidas Size Chart
Shipping & Returns
No-sweat, free shipping & returns!
United States Orders
- Free shipping 3-5 days
- Free returns/exchanges
- Expedited 2-day shipping also available
International Orders
- Free shipping
- Hassle-free returns/exchanges
- Restocking fee applied
*Price match guarantee does not apply to Clearance or Final Sale items. Please see T&Cs for all terms and conditions.
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