Just1 J-STR full-face helmet in Union Red and White gloss finish
ECE 22.06
360° — drag me
ECE 22.06
02 · Data & docs

The facts.

Technical data
BrandJust1
ModelJ-STR Union Red / White Gloss
Part Number6030390171001
TypeFull-face helmet
CertificationECE 22.06, DOT
Shell materialABS (2 shell sizes)
LinerEPS (2 sizes), Protx2 antimicrobial, fully removable and washable
VisorWide Vision, scratch-resistant coating, Pinlock 70 ready
Retention systemDouble-D ring
DescriptionThe whole story

The Just1 J-STR in Union Red / White Gloss holds dual ECE 22.06 and DOT certification — the most rigorous approval standards currently required for road use in Europe and North America — making it a helmet you can trust whether you are commuting, touring or pushing on a favourite road. Its gloss red-and-white finish delivers a purposeful racing aesthetic without compromising a single gram of the safety engineering beneath.

Key Features

  • ECE 22.06 and DOT certified: meets the latest international homologation standards for road and sport riding
  • ABS outer shell manufactured in two shell sizes, pairing genuine impact protection with a precise fit across the size range
  • EPS liner in two sizes ensures the energy-absorbing foam is correctly proportioned for every head circumference
  • J.I.E.R. Emergency Cheek Pads Removal System allows first responders to remove the cheek pads rapidly and safely in an emergency
  • Double-D ring retention: the most secure and tamper-proof chin-strap fastening available
  • Protx2 antimicrobial inner lining is fully removable and washable, keeping the helmet fresh ride after ride
  • Wide Vision visor with scratch-resistant coating and Pinlock 70 preparation for fog-free riding in any season

Safety Architecture

Just1 engineered the J-STR around a dual-certification philosophy. The ABS thermoplastic shell is formed in two distinct sizes rather than a single universal shell, so the protective geometry remains accurate across the full XS-to-XXL range rather than simply padding out one oversized structure. Inside, the EPS liner mirrors that two-size approach, calibrating impact energy absorption to each head volume. The Double-D ring buckle — long favoured by race scrutineers worldwide — eliminates any possibility of the strap releasing under impact load.

The J.I.E.R. system is a feature that genuinely matters. In a post-crash scenario, paramedics can extract the cheek pads cleanly without twisting or levering the helmet, reducing the risk of neck movement during removal. It is a detail that separates a thoughtfully designed helmet from a cosmetically similar but less considered alternative.

Comfort and Interior

The Protx2 antimicrobial treatment actively inhibits the bacteria responsible for odour build-up — a meaningful advantage on longer tours or during summer riding. The entire interior — cheek pads, crown liner and moisture-wicking fabric — unclips and goes straight into the wash. The ergonomically shaped cheek pads conform to a wide range of facial structures without creating pressure points, and the ventilation system channels fresh air through the shell to maintain a comfortable head temperature on warm days.

Visor System

The Wide Vision visor offers an expansive field of view that reduces the need to move your head at junctions and when lane-checking — a genuine safety advantage in traffic. The scratch-resistant coating preserves optical clarity over time, and the Pinlock 70 preparation means you can add the anti-fog insert (sold separately) for autumn and winter riding without any modification. A nose cover is included in the box to reduce buffeting and fogging at speed.

Fitment and Sizing

The J-STR Union Red / White Gloss is available in six adult sizes. Use a soft tape measure positioned just above the eyebrows and around the widest part of the skull. Repeat the measurement for accuracy. The helmet should sit snugly with even, firm pressure all around — if it rotates or shifts on your head, size down.

Size Head circumference (cm) Inches
XS 53–54 20.9 – 21.3
S 55–56 21.7 – 22.1
M 57–58 22.4 – 22.8
L 59–60 23.2 – 23.6
XL 61–62 24.0 – 24.4
XXL 63 24.8 – 25.2

Specifications

  • Brand: Just1
  • Model: J-STR Union Red / White Gloss
  • Part number: 6030390171001
  • Type: full-face helmet
  • Certification: ECE 22.06, DOT
  • Shell material: ABS (2 shell sizes)
  • Liner: EPS (2 sizes), Protx2 antimicrobial, fully removable and washable
  • Visor: Wide Vision, scratch-resistant, Pinlock 70 ready
  • Retention system: Double-D ring
  • Emergency system: J.I.E.R. Emergency Cheek Pads Removal System
  • Available sizes: XS, S, M, L, XL, XXL
What's includedEverything in the box
  • Just1 J-STR Union Red / White Gloss helmet
  • Nose cover
  • Helmet bag
FitmentBy head size — not by bike
04 · The Inter-Pace Rating

Rated. Certified. Lit.

SHARP / CERTIMOOV / ADAC: no published result yet — counted at the median of this class, never a penalty
iP72/100RECOMMENDED Drag to spin
The Inter-Pace Rating
0/100
0507085100
RecommendedWell specified, never measured
P3 on our street grid · 39 rivals in scrutineering · rated 2026-09-02
Entry 0–49 · Solid 50–69 · Recommended 70–84 · Benchmark 85–100
ECE 22.06 · EQRS · DOUBLE-D · 1,520 G · PINLOCK · ABS · ECE 22.06 · EQRS · DOUBLE-D · 1,520 G · PINLOCK · ABS ·

“Two shell sizes and two EPS sizes at 1,520 g, with a double-D ring, emergency cheek-pad release and a fully vented chin bar — a proper specification for the money. Be aware of what is behind the score: nobody has measured this helmet independently, so those areas are left out of the total rather than guessed.”

— the Inter-Pace crew
Homologation8/10
ECE 22.06 homologation8/8
FIM racing homologation — not listed0/2

ECE 22.06.

Safety equipment7/10
Multi-density EPS liner2/2
EQRS emergency release system2/2
double-d closure2/2
2 shell sizes1/2
Rotational-impact system (MIPS or equivalent) — not listed0/2

ABS shell in two sizes, two EPS sizes, emergency cheek-pad release.

Wind noise5/9
Wind noise at motorway speed5/9

Not measured by anyone.

Interior comfort6/8
Fully removable lining2/2
Washable lining1/1
Comfort in independent reviews3/5

Protx2 antimicrobial lining, removable and washable.

Vision & visor7/9
Pinlock anti-fog lens included3/3
Tear-off posts — not listed0/2
Photochromic visor available1/1
wide eyeport3/3

Wide-vision visor, Pinlock prepared.

Ventilation3/5
Vents operable with gloves on1/1
Airflow in independent reviews2/4

The chin bar is EPS-lined and fully vented.

Weight3/5
1,520 g measured3/5

1,520 g claimed.

Fit range1/2
2 shell sizes across the range1/2

Price positioning11/11
Delivered quality against its price in this class11/11
143 € — Entry

One of the cheapest ECE 22.06 full-face helmets we sell.

Certification
ECE 22.06 street homologation
DOT FMVSS 218
Price-class
€161,10EntryBasicMid-rangePremiumHigh classHigh-endFlagship

143 € — Entry. Hover the bar for each range. Value is scored against the street field, not in the abstract.

Safety & tests
SHARP impact ratingawaiting · not counted
CERTIMOOV protocolawaiting · not counted
Crew scrutineering
How this rating is made: crew scrutineering, cross-checked against Just1 official J-STR product page TGP Shop J-STR listing Cycle News FIM homologated helmet list FIM FRHPhe-02 off-road homologation Snell M2020 certified helmet list Tests count only when a result exists — never a penalty
The race-helmet gridmint = this helmet
83/100 P1 AGV K6 SRecommended · gap —
76/100 P2 Nexx Y.100Recommended · gap −7
72/100 P3 Just1 J-STRRecommended · gap −11You’re viewing
72/100 P4 MT-Helmets Braker SVRecommended · gap −11
71/100 P5 Nexx Y.100RRecommended · gap −12
70/100 P6 LS2 FF901 Advant XRecommended · gap −13
70/100 P7 LS2 FF902 Scope IIRecommended · gap −13
69/100 P8 LS2 FF901 Advant X CarbonSolid · gap −14
69/100 P9 Shoei Neotec 3Solid · gap −14
69/100 P10 Suomy TX-ProSolid · gap −14
68/100 P11 KYT R2RSolid · gap −15
68/100 P12 LS2 FF807 DragonSolid · gap −15
68/100 P13 LS2 FF811 Vector IISolid · gap −15
68/100 P14 LS2 FF817 Challenger IISolid · gap −15
68/100 P15 MT-Helmets Genesis R SVSolid · gap −15
Radar · head to head

J-STR vs

J-STR · 72 · 0
Full comparison — Matrix · Radar · Duel — lives on slide 05.
05 · Compare

Compare the grid.

J-STR72/100Recommended
VS
0/100
Pick your challenger — every bar re-fights instantly
How these ratings are made: Inter-Pace crew scrutineering, cross-checked against Just1 official J-STR product page TGP Shop J-STR listing Cycle News FIM homologated helmet list FIM FRHPhe-02 off-road homologation Snell M2020 certified helmet list SHARP / CERTIMOOV count only when results exist.
06 · Complete the look

Head to toe.

Auto-matched to this helmet's sector — Racing
Head to toeAuto-filled from the Racing sector
01HEADDone — the reason you’re here
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€161,10On your head
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05PROTECTIONOptional — chest & spine
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07 · Support

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How long does delivery take?

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.

How much does shipping cost?

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.

Do you ship to my country?

Yes, we ship to over 130 countries. Prices, taxes and delivery times for your destination are calculated automatically at checkout.

Will I have to pay customs or import duties?

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.

How can I track my order?

As soon as your parcel ships we email you a tracking link, so you can follow it all the way to your door.

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Didn’t find your answer?

Our team will personally help you choose the right gear or part — around 24h for a reply.

08 · Paddock

Before you go.

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