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X-BIONIC L/S Energizer 4.0

X-BIONIC L/S Energizer 4.0

  • X-BIONIC L/S Energizer 4.0
  • X-BIONIC L/S Energizer 4.0
  • X-BIONIC L/S Energizer 4.0

X-BIONIC L/S Energizer 4.0

Product description X-BIONIC L/S Energizer 4.0


- The patented ThermoSyphon® structure adds an extra dimension to the special properties of the 3D Bionic Sphere® system : Y-shaped elements support natural thermo dynamics and thus improve sweat management.

- Ideally designed, ergonomically opti­mized. The ergonomically optimized waistband with a deeper cut line in the back area keeps the garment in place even with constant movement.


- polyamide , poly propylene , elastane
- skin nodor®, mythlan ®, elastane


- Air ComPIex-Zone
- Air Conditioning Channel®
- ISO-Shoulder Pads: The wave-like ISO-PADS on the shoulder reliably store body heat and thus effectively protect against cooling.
- Sweat Traps®: Large dimensioned sweating traps under the arm prevent the sweat from dripping and provide active cooling.
- Air Guide®: Work like spacers and side stops along the Air-Conditioning Channels®.
- Expansion Ribs®:The flexibility of the Expansion Ribs® and the elasticity of the yarn allow unrestricted movement without the risk of cooling down.
- Aktiv-Bund:The highly elastic Aktiv-Bund provides a secure fit and support without constricting movement.

X-BIONIC L/S Energizer 4.0 has the X-BIONIC official manufacturer warranty. As an X-BIONIC official retailer, all our offered running & triathlon items are covered by a 2 years manufacturer´s warranty. In runnerinn, we are dedicated to select high quality Men´s clothing products which will make your activity more comfortable. We have a variety of Base layers items to suit your needs and to make you feel inspired to do more sport in your daily routine.

Features X-BIONIC L/S Energizer 4.0

Types of sleeves
Product Type
Zipper length

Customer reviews and questions (6)

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(existing customers only)






The brand is a guarantee, I am very satisfied with the purchase.




Thermal underwear shirt


I have not tried it yet but at first glance it seems the best in thermal underwear. I will surely repeat.



The product is perfect and very comfortable to wear

Great product


X-bionic is a guarantee, worth all the money spent, even more! Super recommended

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