⟲ 360° — drag meThe facts.
| Brand | IXON |
|---|---|
| Model | Underground |
| Product type | Long-sleeve baselayer / seamless base layer shirt |
| Gender | Men's |
| Intended use | Road, trackday, circuit |
| Material | Nylon + elastane |
| Fit | Close fit — body-following cut |
| Construction | Seamless |
| Property | Elastic and freedom-of-movement focused |
| Application | Base layer worn beneath motorcycle clothing |
DescriptionThe whole story▼
When your riding gear fits as it should, your baselayer must keep pace — the IXON Underground seamless long-sleeve baselayer for men is engineered to disappear beneath your kit, eliminating pressure points and chafe so you can concentrate entirely on the ride. Built from a nylon-elastane blend with a seamless construction, it sits flush against the skin under a leather suit, textile jacket or armour-equipped overjacket without adding bulk or bunching.
Key Features
- Seamless construction removes internal seams that cause irritation under tight-fitting protective gear
- Close-fit, body-mapped cut designed for sport and track use — stays in place through aggressive riding positions
- Nylon and elastane blend delivers genuine four-way stretch and unrestricted movement
- Low-profile fit adds virtually no volume beneath a leather suit or race-cut jacket
- Equally at home on trackdays, road sport rides and daily commutes under technical outerwear
- Suitable as the foundational layer beneath any form-fitting motorcycle clothing where comfort and skin-contact quality matter
Seamless Construction: Why It Matters for Motorcycle Use
Traditional base layers carry raised seams across the shoulders, arms and torso — exactly where the inner lining of a motorcycle jacket applies pressure during sustained riding. The IXON Underground eliminates this problem by using a seamless knitting process throughout, giving you an uninterrupted surface against the skin. The result is a base layer that feels genuinely neutral, whether you are tucked in on a racetrack or upright on a motorway cruise.
Beneath a motorcycle jacket or suit, the Underground provides:
- Consistent, crease-free contact with your outer layer's lining
- Reduced friction across the arms and torso during movement
- A comfortable wearing sensation on long-distance sections
- Better everyday wearability under close-fitting protective clothing
Close Fit for Sport, Road and Track
The Underground is cut to a close, athletic fit — not compressive, but body-following enough that it tracks your movement without riding up, twisting or gathering folds around the waist or arms. This makes it particularly valuable for riders in a committed, forward-leaning position, where a looser layer would bunch and create concentrated pressure under the jacket lining.
The sport fit supports you especially during:
- Active, forward riding postures on naked bikes and sportsbikes
- Extended road rides where sustained comfort is a priority
- Trackdays in a leather one-piece or two-piece suit
- Sport road use in a race-cut or close-fitting jacket
- Any gear with a race-fit cut that leaves little room for excess fabric
Flexible, Functional and Ready for Any Ride
The nylon and elastane composition gives the Underground the elastic recovery to move with you naturally, returning to shape after every lean, reach and dismount. There is no stiffness after washing, no loss of stretch through the riding season. Whether you pull on a leather suit for a trackday morning or layer up for a chilly road ride, the Underground adapts to the situation.
On longer stages — or when you mount and dismount frequently in the day — a properly fitting motorcycle base layer makes a measurable difference. The Underground stays close without restricting, making it a practical addition to any technical riding outfit.
Ideal Under Every Form of Protective Gear
The IXON Underground long-sleeve baselayer is designed as the first layer beneath:
- Leather one-piece and two-piece suits
- Motorcycle jackets in textile or leather
- Armoured overjackets and protector vests
- Race suits at circuit and trackday events
- Close-fitting touring or sport outerwear
Whether you ride for sport, commute daily or head to the circuit on weekends, a seamless men's motorcycle base layer that works reliably across the upper body is a straightforward upgrade to your overall comfort setup.
Fitment & Compatibility
The IXON Underground baselayer is intended for use as an under-layer beneath motorcycle protective clothing and is available in sizes XS through 2XL. It is not garment-specific and works with any brand's jacket, suit or armoured clothing where a thin, close-fitting base layer is appropriate.
Specifications
| Specification | Detail |
|---|---|
| Brand | IXON |
| Model | Underground |
| Product type | Long-sleeve baselayer / seamless base layer shirt |
| Gender | Men's |
| Intended use | Road, trackday, circuit |
| Material | Nylon + elastane |
| Fit | Close fit — body-following cut |
| Construction | Seamless |
| Property | Elastic and freedom-of-movement focused |
| Application | Base layer worn beneath motorcycle clothing |
What's includedEverything in the box▼
- 1x IXON Underground baselayer long-sleeve shirt
Questions, one topic at a time.
Get the real shipping cost for this item to your address — the same rates as checkout.
Choose a destination and hit Estimate — we fetch the live rates for this item.
We’re based in Germany. Standard delivery goes by DHL and national postal services and takes about 2–5 days within Germany, 1–2 weeks within the EU and 2–6 weeks outside the EU. Need it sooner? Express delivery reaches most of the world within a few days — just choose it at checkout where available.
Your exact shipping cost is calculated by destination and weight and shown at checkout before you pay — no hidden fees. Express delivery is selectable at checkout where available.
Yes, we ship to over 130 countries. Prices, taxes and delivery times for your destination are calculated automatically at checkout.
Within the EU, no — our prices already include all duties and EU VAT. For deliveries outside the EU (e.g. Switzerland, the UK or the USA), your order may be subject to import duties and taxes set by your country. These are collected by the carrier when your parcel arrives, aren’t included in our prices, and are outside our control.
As soon as your parcel ships we email you a tracking link, so you can follow it all the way to your door.
On out-of-stock items you can request a delivery time or leave your email to be notified the moment it returns — just use the notification box on the product.
You have the right to cancel within 14 days of receiving your order. Register your return by email first; once it’s approved you have a further 14 days to send the goods back. Items should be unused and in their original packaging.
Register your return by email with your order number before sending anything back, and we’ll send you the return instructions. Please note: returns that aren’t registered in advance can’t be accepted.
The quickest way is to place a new order for the size you need and register a return for the original by email — just let us know it’s an exchange.
We’re sorry — that shouldn’t happen. Contact us with your order number and a photo as soon as you can, and we’ll arrange a replacement or refund right away. Faulty goods are always covered by your statutory warranty.
Refunds go back to your original payment method, usually within 3–5 working days of your return reaching our warehouse.
PayPal, all major credit and debit cards (Visa, Mastercard, American Express), Klarna (pay later and instalments), Apple Pay, Google Pay and more — all processed securely via PayPal and Mollie.
Yes. Choose Klarna at checkout to split your purchase into flexible monthly installments.
Your payment is taken when you place your order. If you choose Klarna, you pay later according to Klarna’s terms.
Every payment runs over an SSL-encrypted connection through certified providers. We never see or store your full card details.
If your order hasn’t shipped yet, contact us as soon as possible and we’ll do our best to change or cancel it.
No — you can check out as a guest. An account simply lets you track orders and reorder faster.
For customers in the EU, prices are shown including your country’s local VAT. For customers outside the EU, prices are shown without VAT — instead, your country’s import taxes and duties may apply on delivery (see the customs question).
Yes. Your invoice is attached to your order confirmation email and is also available in your account.
Yes. We’re an authorised dealer, so every product is 100% original and comes with the full manufacturer warranty.
Yes. Everything we sell is genuine and comes with the manufacturer’s warranty, on top of your statutory rights. Keep your invoice as proof of purchase and contact us if you ever need to make a claim — we’ll help you through it.
Our team is happy to help. Use the contact button below and we’ll personally help you choose the right gear or part.
Measure your head circumference about one centimetre above your eyebrows and compare it with the size chart on this page. Between sizes? Choose the smaller one — the padding beds in with use.
Yes — it’s tested and approved to the current ECE 22.06 standard and road-legal across the EU.
Most of our touring and sport helmets are Pinlock-ready and many include the insert. Check the ‘What’s in the box’ section on this page for this model.
Yes — the cheek pads are channelled so the arms of your glasses slide in comfortably.
Take out the washable lining and hand-wash it in lukewarm water. Clean the shell and visor with a soft cloth and water only — never solvents.
Our team will personally help you choose the right gear or part — around 24h for a reply.