Ultimate Guide - Surpas

What is Surpas?

Surpas is a Norwegian performance apparel brand built specifically for triathlon, with a laser focus on aerodynamics and thermoregulation. It was established in 2023 as a family-led business of “engineers and sports enthusiasts,” but it isn’t a brand-new operation - it draws on 50 years of textile research and development from its parent company, Trimtex Group¹. The brand’s origin story is a good indicator of its focus: its technology was originally developed to build a race suit for the Tokyo 2020 Olympics, worn by Norwegian triathlete Kristian Blummenfelt¹.

Surpas calls its approach “The Norwegian Method” – using Norway’s harsh, variable climate as a testing ground, with products developed and tested on-site in Norway alongside elite athletes and technology experts from around the world¹. That testing has translated into real race results: Kristian Blummenfelt has worn Surpas kit to Olympic gold, a WTCS world title and the first sub-7-hour iron-distance finish in history (6:44:25)².

Where Is Surpas Based?

Surpas is headquartered and designed in Norway, with manufacturing based across Europe to keep its supply chain close to home and reduce its carbon footprint1. It sits under the Trimtex Group umbrella, an established Norwegian textile company, which gives the younger Surpas brand access to decades of fabric R&D experience¹.

Is Surpas A Good Brand?

Yes - for a relatively young brand, Surpas has built serious credibility fast. What stands out:

• Independently tested aerodynamic gains - sport scientists have recorded average improvements of 3.5%, and above 8% peak, under race-like wind conditions in its top-tier suits³.

• Genuinely elite validation - its suits and calf sleeves were part of the kit worn by Kristian Blummenfelt for Olympic gold and the first sub-7-hour iron-distance finish²˒⁴.

• 50 years of textile R&D heritage via Trimtex Group, rather than a brand starting from scratch¹.

• A tiered range (Pursue, Aero, Insane) so athletes can buy into the technology at a level that matches their budget and ambitions².
  
  

For triathletes who take their race-day setup seriously and want a kit that's been proven at the very top of the sport, Surpas is a credible, performance-first choice – kit that, until now, has rarely been accessible to Australian and NZ athletes.

Our Favourite Surpas Products

Surpas Insane 3 Speedsuit

Key Features →

• A lightweight woven elastane-polyester blend - described by Surpas as among the lightest-weight suits on the market3.

• Documented aerodynamic gains of 3.5% on average and above 8% peak under race-like conditions (40-44km/h, varying wind angles)3.

• The lowest skin temperature and highest heat-flux values Surpas has recorded in testing - built for extreme heat and humidity3.

• Structured fabric panels and turbulators on the sleeves and shoulders for extra aero efficiency3.

• Latest refinements include a widened torso for comfort, narrower leg openings, longer sleeves, underarm panels for shoulder mobility and an enlarged neck opening3.
  

Who It’s For →

Elite and pro-level triathletes and serious age-group championship contenders who want the same suit technology worn to Olympic gold and the first sub-7-hour iron-distance finish.

How To Use →

Designed as a genuine race-day suit - worn from swim through bike and run without changing. Sizing runs to an extremely tight, race-specific fit, so check Surpas’s size guide carefully before buying.

Surpas Aero Speedsuit

Key Features →

• Textured sleeve design engineered to move better through the wind without limiting swim mobility5.

• Intentionally lengthened arms and legs to maximise aerodynamic advantage5.

• Torso compression to help reduce muscle fatigue and support blood circulation5.

• Combines aerodynamic design with hydrodynamically optimised materials for a faster swim and quick water-shedding on the bike and run5.

• Worn by Sarah True to the 2023 IM European Championship title, and rated Best on Test by 220 Triathlon Magazine in 20225.
  

Who It’s For →

Surpas positions this as suitable for “any pro level athlete, age group championship contender, or novice athlete totally committed to investing in performance”5.

How To Use →

Choose MD or LD length depending on preferred coverage, and size down to a snug, race-fit feel as per Surpas’s sizing guide. Suitable for swim-bike-run wear across sprint through to long-course racing.

Surpas Pursue Speedsuit

Key Features →

• Premium Italian hydrophobic performance fabric, engineered for less drag through the swim and a quick-dry effect on the bike and run6.

• A snug, tight-to-body fit with clean-cut sleeves and 7cm silicone leg cuffs for retention and an aerodynamic edge6.

• Developed and tested together with the Norwegian Triathlon Federation, using the Insane suit as its design base6.

• Built to cover sprint, Olympic, middle and long-distance racing in one suit6.

• Worn to a 2023 Norseman win by Flora Colledge, and podium and top-6 finishes at IM 70.3 Lanzarote and the IM 70.3 World Championships6.

Who It's For →
Age-group triathletes over any distance.

How To Use →
Choose MD or LD length depending on race distance and preferred coverage, sized for a close, race-day fit as per Surpas's size guide. Suitable for swim-bike-run wear across the full range of triathlon distances.

Surpas Insane Calf LDT Sleeves

Key Features →

• Built using the same fabric technology as the Insane speedsuit for matched cooling and aerodynamic performance4.

• Front panel stripes and strategically placed seams for cooling and aero benefit, with optional turbulators4.

• Silicone grippers at the top of the sleeve for comfort and retention during racing4.

• Clean-cut hem for a smooth transition onto the skin4.

• Part of the kit worn by Kristian Blummenfelt when he broke the sub-7-hour barrier for a full iron-distance race (6:44:25)4.
  

Who It’s For →

High-performance triathletes chasing every marginal aero and cooling gain on race day, particularly for long-course events in hot conditions.

How To Use →

Designed with an extremely tight, race-specific fit – check sizing carefully. Worn on the bike and run leg of triathlon, cycling or running races for aerodynamic and thermoregulation benefit.

Final Thoughts

• Who it's for → Triathletes who want race-day kit that's been proven at elite level, not just marketed that way.

• Heritage → Backed by 50 years of Trimtex Group textile expertise.

• Performance → The aero gains have been tested independently.

• Results → Its record includes Olympic gold and the first sub-7-hour iron-distance finish.

• Range for every level →
  Entry: Pursue Speedsuit, built for age-groupers at any distance
  Mid: Aero Speedsuit, a proven aero suit for committed racers
  Top end: the Insane range, for athletes chasing every last marginal gain

Ash Miller
Dietitian and Nutritionist (Masters)
Bachelor of Physical and Health Education
Instagram: @ashthomo_nutrition

References

1. Surpas. About us [Internet]. Norway: Surpas; [cited 2026 Oct 1]. Available from: https://surpasofficial.com/en-us/pages/about-us

2. Surpas. Trisuit guide [Internet]. Norway: Surpas; [cited 2026 Oct 1]. Available from: https://surpasofficial.com/en-us/pages/trisuit-guide

3. Surpas. Insane series [Internet]. Norway: Surpas; [cited 2026 Oct 1]. Available from: https://surpasofficial.com/en-us/pages/insane-series

4. Surpas. Insane Calf LDT Sleeves [Internet]. Norway: Surpas; [cited 2026 Oct 1]. Available from: https://surpasofficial.com/en-us/products/insane-calf-ldt-sleves-1

5. Surpas. Aero series [Internet]. Norway: Surpas; [cited 2026 Oct 1]. Available from: https://surpasofficial.com/en-us/pages/aero-series

6. Surpas. Pursue Speedsuit [Internet]. Norway: Surpas; [cited 2026 Oct 1]. Available from: https://surpasofficial.com/products/pursue-2-speedsuit-md-men-3

Disclaimer:

The content in this blog is for general information only and is not a substitute for professional medical advice, diagnosis, or treatment. Always speak with your doctor or allied health team before changing your diet, exercise, or taking supplements, especially if you have a health condition or take medication. Please use this information as a guide only. Aid Station doesn't take responsibility for individual outcomes.