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Adidas Ultraboost 20 National Lab Core Black
Description
The Adidas Ultraboost 20 National Lab Core Black is a special edition of the iconic Ultraboost 20, which is part of a series dedicated to honoring national laboratories, as part of Adidas' effort to celebrate scientific and technological innovation. This model is a fusion between high performance, bold design and an aesthetic that refers to science and research.
The upper of the Ultraboost 20 National Lab Core Black is made with the innovative Primeknit material, offering a flexible, breathable and comfortable fit. The predominant color is black, with subtle details in white and silver that add a touch of sophistication to the design. Graphic elements and the National Lab logo are inserted into the model in a discreet way, referring to the scientific theme and collaboration with national laboratories.
Ideal for those looking for a comfortable, stylish and inspired by scientific innovation model, the Adidas Ultraboost 20 National Lab Core Black is an excellent option for those who value performance without giving up a futuristic look. Whether for daily use or for physical activities, this model offers comfort, style and functionality, as well as a tribute to science and technology.
Authenticity is the foundation of our business, and every item we sell is inspected by our expert team. Our authenticators are the most experienced and highly trained in the business. In addition, we source our products only from trusted suppliers.
We're on it — your pair is being prepared with care.
Please allow 1–2 business days for processing and 5–8 business days for delivery. Once your order ships, you'll receive tracking details so you can follow it all the way to your door.
Because of the high volume of orders, our team takes extra care to double-check every pair before shipping — the right item, the right size, and perfect condition.
Returns & Exchanges
Not completely satisfied? No problem.
If something isn't right, we're here to help. You have 30 days to return or exchange your order — for any reason at all.
For full details or to start a return, simply contact us at support@stretchsneakers.com and our team will guide you through every step.
Your new pair should feel just as good in person as it looked online.
Adidas Ultraboost 20 National Lab Core Black36
Sale price$135.00
Regular price$207.90
Adidas Ultraboost 20 National Lab Core Black
Loved by Our Community!
What our customers say...
based on 12,847 reviews
They Look Even Better In Person
I wasn't expecting the materials to look this good. The mesh and suede combo feels high-quality, and the shape is so unique. I've had multiple people stop me to ask what they are.
Exactly What I Wanted
Super simple but still stylish. The black and white combo is crisp, and the shape has that modern sporty feel. I wore them out the first night and had zero discomfort.
The Cutest Sneaker I Own
I reach for these almost every day. The color combo just works with everything in my closet, and the cushioning feels soft without being too squishy.
Perfect Fit
These became my everyday sneaker within a week. They feel supportive in all the right places, run true to size, and break in quickly. Super happy I grabbed them.
Comfort I Wasn't Expecting
I bought these for the style but the comfort surprised me. They hug my feet without feeling tight, and the sole absorbs every step. I'm already debating a second pair.
We don't chase hype. We stock what lasts.
Stretch Sneakers was built for people who know what belongs on their feet — and won't settle for anything less.