Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 1 | Next Step
Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 2 | Next Step
Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 3 | Next Step
Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 4 | Next Step
Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 5 | Next Step
Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 6 | Next Step
Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 7 | Next Step
Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 8 | Next Step
Nike ACG ZoomX Ultrafly Trail Baltic Blue - HF5668-400 - View 9 | Next Step
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Trustpilot

Nike ACG ZoomX Ultrafly Trail Baltic Blue

From 275,00€
Sizing: normal. We recommend your usual size.
3 installments of 91,66€ interest-free (0% APR) with Klarna
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100% authentic and new product.
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14 days for exchanges or returns
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Safe and fast shipping throughout Europe
More than 10,000 satisfied customers across Europe
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Adidas Tang New Chinese Jacket
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AP x Swatch Collection
Verified

An excellent experience

It was an excellent experience — the efficiency and kindness of this company really surprised me. Not only did they find the sneaker model that was unavailable everywhere else, they also made sure it reached my destination in Italy before I went back to Argentina. I congratulate them on their service and thank them for the care.

Cliente verificadoTranslated
Verified

Fast and efficient order handling

Fast and efficient order handling. Exclusive products you won't find on other sites. We had an issue due to our own mistake with the shipping address and they helped immediately to arrange the resend. Outstanding customer service. 100% recommended.

Cliente verificadoTranslated
Verified

Incredible

I bought a jacket and the experience couldn't have been better. Highly recommended. The service was incredible from the very first moment — attentive and resolving everything super fast. The shipping arrived sooner than expected and the jacket quality is top-notch, even better than I imagined. I'll definitely buy again 💯

maria primsTranslated
Verified

Wonderful service and clothes exactly as I expected

Wonderful service and clothes exactly as I expected!

Elina SanchezTranslated
Verified

Really good service

Delivered quite quickly considering there is a war in Iran, communicated really clearly. Would order again

Roberta
Verified

Arrived quickly and with no issues in the delivery

Arrived quickly and with no issues in the delivery.

Angela RodriguezTranslated
Verified

Very good experience

First time I bought from Next Step…and honestly the delivery service was great, the product received is exactly as expected (no nasty surprises). They've become a trusted online shop for my next purchases.

Nuria RiveraTranslated
Verified

10/10 service

10/10 service, unbeatable product quality, super-fast shipping and very attentive and close customer care. Very happy with them in every aspect.

Cliente verificadoTranslated
Verified

Kindness

Kindness, attention and accuracy. Very happy with my purchases, they advised me well, I changed size on Next Step's recommendation and they got it spot on. Everything arrived within the stated times and they were always attentive to any question I had. I definitely recommend them.

Cliente verificadoTranslated
Verified

The order was super fast

The order was super fast, despite being the Chinese New Year jacket and falling on Chinese holidays — very good quality and authentic.

Borja Itoiz MacayaTranslated
Verified

PERFECT

EVERYTHING GREAT! I RECOMMEND BUYING, ALL ORIGINAL AND VERY FAST

Sandra RTranslated
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Friendly and attentive staff at all times

Friendly and attentive staff at all times

Michael FloresTranslated
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Easy to exchange, very fast and no issues

Very good service, quick exchange and no problems.

Carlos Rodal FragaTranslated
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The order arrived very quickly to my home

The order arrived very quickly to my home, around two business days, the site is intu…

Ana ATranslated
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Very good company

Very good company, it surprised me. Easy payment, fast shipping, communication…

Isabel LowderTranslated
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Good

Speed and simplicity in finding products

RafaelTranslated
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A quality product and very attentive staff

It's a quality product and the staff are very attentive with customers — they resolve your doubts and listen to suggestions for improvement to avoid confusion. It's a pleasure dealing with them, 100% recommended.

Emilio Jose Carballar RamosTranslated
Verified

The wait was long due to the dates but everything arrived perfect

The wait was long due to the dates but the Labubu is gorgeous and arrived in great condition and very well packaged — in fact I'm waiting for 2 more.

Tamara Isabel ParisTranslated
Verified

Great experience

Great experience. They were not on time, however, they informes me about all the updates.

Isabel Romx
Verified

They had the courtesy to switch my courier for me

They had the courtesy of switching my courier so that it would arrive in time for Three Kings' Day — and so it was, it arrived on time.

EvaTranslated
Verified

Excellent shopping experience

The site is easy to navigate, everything is clearly laid out, paying was super fast, and so was receiving the order confirmation. Accessible prices and a wide variety of products available.

Daniela TepedinoTranslated
Verified

It's the second time I buy here

It's the second time I buy here, and this time I'm happy with how fast it arrived — the first time they kept changing the delivery date but this time it arrived in two days.

FabiolaTranslated
Rated 4.8 out of 5 based on 183 reviews. Our 4 and 5 star reviews.
Description
Release date: 01/04/2026
Color: Baltic Blue/Court Blue
Sku: HF5668-400

Nike ACG ZoomX Ultrafly Trail Baltic Blue — The most technical trail from ACG in Baltic Blue

The Nike ACG ZoomX Ultrafly Trail Baltic Blue is the most premium trail running model in the ACG (All Conditions Gear) line — Nike’s outdoor line for the most extreme conditions — featuring ZoomX cushioning, Nike’s highest energy return foam, in Baltic Blue. At €715, it is the most technical and premium trail runner in Nike’s store catalog.

The Nike ACG line — For all conditions

Nike ACG (All Conditions Gear) is Nike’s outdoor line designed for the most demanding terrain, with the most technical and durable materials in the catalog.

Technical specifications

  • Model: ACG ZoomX Ultrafly Trail | Line: Nike ACG (All Conditions Gear)
  • Cushioning: ZoomX | Color: Baltic Blue

Why buy at Next Step?

At Next Step you will find the Nike ACG ZoomX Ultrafly Trail Baltic Blue 100% new and original. With fast shipping throughout Spain and Europe.

FAQ

Need more help? Visit our full FAQ or send us a message on WhatsApp Business — 24/7 support with quick responses and personalized service.

What is the delivery time for my order?

The delivery time depends on product availability:

• With immediate shipping: 24-48 hours from warehouse dispatch.

• Pre-order: Approximately 1-10 business days.
Are Next Step products original?

All products available on our website and in stores are new and 100% authentic. Our team carefully checks each item before shipping to ensure its authenticity and perfect condition.
How can I process a return?

You have 14 calendar days from the receipt of the order to request returns or exchanges. You can process it through our website. Refunds are processed once the products arrive at our central warehouses and meet the return conditions.
How do I know which size to choose?

On each product page, you will find a detailed size guide. If you are unsure, contact our customer service for personalized advice.

Customer service

Sales specialist · 24H virtual assistant on WhatsApp. Click to get started.
Installment payments

Buy now and pay in 3 installments with Klarna interest-free.

Free shipping

Peninsula Spain for orders over €100.
100% Authentic

All the products we offer on the website are completely new and original.