Adidas UltraBoost 21 ‘Tokyo’ S23863
$176.00 Original price was: $176.00.$117.00Current price is: $117.00.
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Adidas Footwear Sizing
FOOT SIZE | US MEN'S | US WOMEN'S |
8.6 inch | 4 | 5 |
8.8 inch | 4.5 | 5.5 |
9 inch | 5 | 6 |
9.2 inch | 5.5 | 6.5 |
9.4 inch | 6.5 | 7.5 |
9.6 inch | 7 | 8 |
9.8 inch | 7.5 | 8.5 |
10 inch | 8 | 9 |
10.2 inch | 8.5 | 9.5 |
10.4 inch | 9 | 10 |
10.6 inch | 10 | 11 |
10.8 inch | 10.5 | 11.5 |
11 inch | 11 | 12 |
11.2 inch | 11.5 | 12.5 |
11.4 inch | 12 | 13 |
| Advice: Between two sizes? Order one size up.
Description
Seeking a shoe that will help you go the extra mile? Look no further than the Adidas Ultraboost 21 Tokyo. This innovative running shoe is designed with your performance in mind, offering a snug, comfortable fit and superior stability. The Primeknit upper is made from recycled ocean plastic, ensuring that you can feel good about your purchase. The full-length Boost midsole provides 6% more Boost capsules than previous models for an even more responsive ride. The Stretchweb Continental rubber outsole is perfect for runners who crave a more responsive feel. And the updated Torsion system provides even better stability and support.
Additional information
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Shipping & Delivery

FREE Worldwide Standard Shipping Included!
Processing Time
Your order is typically processed, verified, and prepared for shipment within 1-3 business days after confirmation.
Estimated Delivery (Standard Shipping)
After processing, estimated delivery times are:
- United States: Approx. 9-12 business days.
- International: Delivery times vary by destination country and customs procedures (specific estimates provided during checkout).
Note: International logistics, customs clearance, high demand, or holidays can occasionally cause delays beyond these estimates.
Taxes & Duties
Shop worry-free! The price shown at checkout is the final price. Solestarr covers applicable import taxes and duties for your convenience.
Order Tracking
Once your order ships, you'll receive an email containing your tracking number (please allow up to 48 hours for tracking system updates). You can monitor your package's journey via the carrier's website or on our tracking page: Track Your Order Here.
For comprehensive shipping details, please consult our full Shipping Policy.
Solestarr Verified
Our Commitment: The Solestarr Verified Standard
Shop with confidence knowing this item has passed our internal Solestarr Verified process. This multi-step check is our commitment to ensuring the quality, accuracy, and condition of every sneaker we ship.
- Physical Inspection: We meticulously examine materials, construction quality, stitching consistency, and overall condition based on our high quality standards.
- Accuracy Check: We carefully verify product details like SKU, size labels, and color codes to ensure correct information is listed.
- Listing Consistency: We ensure the actual item matches the photos and descriptions shown on this product page.
- Packaging Review: We inspect the box and included accessories (if available) for condition and completeness based on the listing.
The Solestarr Verified standard is our pledge for quality and transparency. You can learn more about our processes on our About Us page.
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