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Nike Ja 4 – "Phantom" | IM4135-100

Regular price
€129,00
Regular price
€129,00
Sale price
€129,00
Tax included. Shipping calculated at checkout.
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Nike Size Guide - TripleBasket

The Foot length column indicates the measurement in centimeters: we recommend measuring your foot from heel to toe to choose the most suitable size.

Foot length EU US UK
16.5 27.5 10.5 C 10
16.5 28 11 C 10.5
17.5 28.5 11.5 C 11
18 29.5 12 C 11.5
18.5 30 12.5 C 12
19 31 13 C 12.5
19.5 31.5 13.5 C 13
20 32 1 13.5
20.5 33 1.5 1
21 33.5 2 1.5
21.5 34 2.5 2
22 35 3 2.5
22.5 35.5 3.5 3
23 36 4 3.5
23.5 36.5 4.5 4
23.5 37.5 5 4.5
24 38 5.5 5
24 38.5 6 5.5
24.5 39 6.5 6
25 40 7 6
25.5 40.5 7.5 6.5
26 41 8 7
26.5 42 8.5 7.5
27 42.5 9 8
27.5 43 9.5 8.5
28 44 10 9
28.5 44.5 10.5 9.5
29 45 11 10
29.5 45.5 11.5 10.5
30 46 12 11
30.5 47 12.5 11.5
31 47.5 13 12
31.5 48 13.5 12.5
32 48.5 14 13
33 49.5 15 13.5
34 50.5 16 14
35 51.5 17 14.5
36 52.5 18 15
Size US
More details

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The Nike Ja 4 "Phantom" is the fourth chapter of Ja Morant's signature line — ice white with Cobalt Bliss and Photon Dust accents, the black marking the JA-Frame and the Swoosh. Phantom is not just a name: it is the most accurate description of Ja Morant's game. A silhouette in the shadows, an explosion out of nowhere, and when the defender realizes what happened the ball is already in the basket.

Ja Morant is the most explosive player in the NBA — that ability to accelerate out of nowhere, to lift off the ground with a speed and height that seem physically impossible, to finish at the rim against anyone without fear. The Ja 4 is built around that game: pure verticality, lightning-fast first step, direction changes that disorient defenders. The "Phantom" colorway brings that philosophy into the aesthetics — the dominant white that captures the light, the Cobalt Bliss that appears and disappears in the details, like Ja himself on the court.

The Ja 4 marks a significant upgrade compared to the Ja 3: Cushlon 3.0 replaces the hybrid ZoomX foam of the previous model, offering greater stability without sacrificing responsiveness. The SPRPWR sockliner (Super Critical Foam) — lightweight and responsive, positioned above the midsole — adds an extra level of explosive cushioning to maximize vertical takeoff and absorb every landing. The JA-Frame in TPU wraps the midfoot ensuring precise lateral containment during accelerations and sharp direction changes. The textured haptic overlay on the foam upper adds durability without weight. The rubber outsole with a pattern inspired by the JA logo guarantees multidirectional grip on any court.

The 4 key upgrades of the Ja 4 compared to the Ja 3

  • Cushlon 3.0 — more stable than the Ja 3's hybrid ZoomX, with unchanged responsiveness
  • SPRPWR sockliner — elevated Super Critical Foam, more responsive than the previous model
  • JA-Frame TPU — new midfoot containment system, more precise
  • Haptic overlay — more durable upper with haptic texture that adds structure without weight

Features

  • Brand: Nike
  • Model: Ja 4
  • Athlete: Ja Morant (Memphis Grizzlies / NBA)
  • Colorway: Phantom — White / Cobalt Bliss / Photon Dust / Black
  • Code: IM4135-100
  • Release date: October 1, 2026
  • Midsole: Cushlon 3.0 — stability and responsiveness for explosive players
  • Sockliner: SPRPWR (Super Critical Foam) — lightweight and responsive for maximum vertical takeoff
  • Containment: JA-Frame TPU at midfoot — lateral stability during direction changes
  • Upper: lightweight foam + textured haptic overlay for durability
  • Outsole: rubber with JA logo pattern — multidirectional grip
  • Profile: low
  • Use: indoor court
  • Sizes: EU 40 / 40.5 / 41 / 42 / 42.5 / 43 / 44 / 44.5 / 45 / 45.5 / 46 / 47 / 47.5 / 48
  • Price: 129.00 EUR

For size questions write to us on WhatsApp: we will reply immediately. Discover all the colorways of the Nike Ja 4 available on TripleBasket.

Frequently asked questions about the Nike Ja 4 "Phantom"

What is the Nike Ja 4 "Phantom"?
It is the fourth signature shoe of Ja Morant, in the Phantom colorway — white with Cobalt Bliss, Photon Dust, and black accents. Released on October 1, 2026, it introduces Cushlon 3.0, the new JA-Frame TPU, and the SPRPWR sockliner as upgrades compared to the Ja 3.

What is the main difference between Ja 4 and Ja 3?
The Ja 4 replaces the Ja 3's hybrid ZoomX foam with Cushlon 3.0, more stable in lateral movements. It introduces the JA-Frame in TPU for midfoot containment, a more responsive SPRPWR sockliner, and the haptic overlay on the upper for greater durability. The result is a more stable and durable shoe, with the same lightness and responsiveness of the line.

Is the Nike Ja 4 suitable for guards and point guards?
Yes — the Ja 4 is specifically designed for Ja Morant's game: vertical explosiveness, quick first step, rapid direction changes. The low profile, JA-Frame, and the Cushlon 3.0 + SPRPWR combination make it ideal for guards and wings who play at speed.

How does the Nike Ja 4 fit?
The fit is regular — true to size. The foam upper with haptic overlay hugs the foot precisely. If in doubt, write to us on WhatsApp.

Where can you buy the Nike Ja 4 "Phantom" in Italy?
It is available on TripleBasket — a specialized basketball retailer since 2004 — with shipping in 24/48h throughout Italy.

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Free shipping throughout 🇮🇹 Italy for orders over €79

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Nike Ja 4 – "Phantom" | IM4135-100

FAST AND TRACKED SHIPPING IN 24/48 hours

You will receive your order within 24/48 hours of confirmation, thanks to our express courier service.

Every shipment is tracked: as soon as your order is processed, you'll immediately receive your tracking code so you can check the delivery status in real time.

Shipping is free for orders over €79 in Italy and €99 in Europe. For smaller orders, shipping costs vary based on the destination.

STRESS-FREE RETURNS AND EXCHANGES

Returning or exchanging a product is very simple!

You have up to 14 business days from receiving your order to request a return or exchange.

All you need to do is follow a few simple steps to receive a refund or replace your product.

Find out all the details in our Return/Exchange Policy.

FAST AND TRACKED SHIPPING IN 24/48 hours

You will receive your order within 24/48 hours of confirmation, thanks to our express courier service.

Every shipment is tracked: as soon as your order is processed, you'll immediately receive your tracking code so you can check the delivery status in real time.

Shipping is free for orders over €79 in Italy and €99 in Europe. For smaller orders, shipping costs vary based on the destination.

CUSTOMER SUPPORT VIA CHAT

Not sure which size to choose?
Not sure what's right for you?

Write us now on WhatsApp , our team is available in real time to answer all your questions and help you make the best choice!

Frequently Asked Questions

How do I exercise my right of withdrawal? Can I return the purchased product?

Of course , to exercise the right of withdrawal, send a written communication within 14 days of receiving the product to TripleBasket by email to info@triplebasket.it .

We also always recommend that you give us a call at 0332/229652 and explain the situation.

Which products cannot be returned?

The following cannot be returned:

  • Used products, even if only for a few minutes, washed products or products without labels or original packaging.

  • Items that have been altered or damaged (not caused by transport) or that no longer retain their original characteristics.
Where are the TripleBasket stores located?

Physical stores are present in several Italian cities: Varese, Legnano, Trieste.

What are the shipping costs and times?
  • Italy: Free shipping on orders over €79. For smaller orders, the cost is €6 (or €9 for Calabria, islands, and remote areas).
  • Europe: Free shipping on orders over €99; for smaller orders, shipping costs range from €9 to €19.

If you order before 12:00 PM, your package will be shipped the same day. Deliveries generally take place within 24-48 hours (Monday to Friday).

How is the refund of the amount paid handled?

The refund will be made upon receipt of the return, using the same payment method used originally.

The processing time depends on the payment method you choose. With PayPal, it's usually immediate, while credit cards take a few days.

What to do if the new product is defective or non-compliant?

If the new product is defective or non-compliant, please report it to TripleBasket by completing the RMA form within 60 days of discovering the defect.

After verification and assessment, TripleBasket will replace, repair or refund the product.

How do I get a refund for shipping costs if I used PayPal?

If you paid with PayPal, activate the “Refunded Returns” service on the PayPal website, ship the package within 30 days and submit the refund request within 30 days of shipment to receive a full refund.

What products can be found in stores?

TripleBasket stores offer shoes, technical clothing and accessories, all designed to reflect the latest basketball and streetwear trends.

What payment methods do you offer?

We accept the following payment types:

  • PayPal
  • Satispay
  • Apple Pay
  • Shop Pay
  • Credit card (Visa, Mastercard, American Express)
  • Prepaid card (PostePay, Carta Aura and others)
Where can I contact support?

You can open a chat by clicking on the green WhatsApp icon at the bottom left.

We'll be happy to assist you 24/7 via chat.