What is the difference between the Troop-Air Pro Pants and the C-1 Air Pants?

Three key differences: (1) CE Class: Troop-Air Pro is CE AA; C-1 Air is CE Class A. (2) Armor level: Troop-Air Pro includes Level 2 Nucleon Flex Pro knee protectors; C-1 Air includes Level 1 Nucleon Flex Plus. (3) Hip protection: Troop-Air Pro includes Level 1 Nucleon Bio-Flex hip armor as standard; C-1 Air includes no hip protection (optional upgrade only). The Troop-Air Pro is the choice for riders wanting the highest protection in a summer mesh pant; the C-1 Air is the entry-level urban commuting option.

What is Nucleon Bio-Flex and what level of protection does it provide?

Nucleon Bio-Flex is Alpinestars' flexible viscoelastic hip protector. "Viscoelastic" means the material has different stiffness properties at different impact speeds: during normal movement it remains soft and conforms to the hip; under the rapid compression of a crash impact it stiffens and distributes force. The Bio-Flex is CE EN 1621-1:2012 Level 1 certified for hip protection. It is thinner and more comfortable than traditional hard-shell hip armor, making it practical for all-day riding use.

Can the Troop-Air Pro Pants be worn under a waterproof shell?

Yes — the same inner-layer concept as the Troop-Air Pro Jacket applies. In cooler conditions, the Troop-Air Pro Pants can be worn under waterproof riding trousers (e.g., Alpinestars Andes V3 Drystar Pants or Halo Pro Drystar XF Pants), adding Level 2 CE AA certified leg protection to any outer shell without the bulk of a lined textile pant. The slim mesh construction sits flat against the leg and does not impede boot or shoe closure.

Do the Troop-Air Pro Pants work as a system with the Troop-Air Pro Jacket?

Yes. The Troop-Air Pro Jacket and Pants are designed as a matched system: both use 2D Tech Mesh construction, CE AA Class certification, and Level 2 Nucleon Flex Pro armor at the primary impact zones. Worn together, they form a complete CE AA Level 2 protection outfit in a lightweight mesh format — comparable protection architecture to a leather sport suit, for use in summer conditions.

Troop-Air Pro Pants

L / Black Black

£239.99

Double Points

Troop-Air Pro Pants

4.5 | 13 reviews

Double Points

Troop-Air Pro Pants

urban contemporary pants

£239.99

Color: Black Black

Size

Size guide

XS S M L XL XXL 3XL 4XL

Earn 520 points with Alpinestars Membership

AA Class

Airflow construction

Introducing the Troop-Air Pro Pants, the ultimate armored air pants. Engineered for supreme versatility, these sports fit pants are fully ventilated for maximum airflow in warm riding conditions, and feature a stretch chassis for adaptive comfort, on and off the bike.

Unmatched Flexibility: Extensive stretch fabric ensures a flexible and adaptive fit, delivering maximum freedom of movement.
Optimized Ventilation: Strategically positioned ventilation ports for optimum airflow.
Enhanced Fit and Protection: Body-mapped fit ensures the protectors always remain in position while also delivering superior freedom of movement and enhanced comfort.
Protective Armor Inside: Equipped with flexible Nucleon Flex Pro Knee Armor and Nucleon Bio-Flex Hip Protectors for enhanced comfort, breathability, and premium protection.

CE Certified Class AA.
Level 2 Nucleon Flex Pro Knee Protectors.
Level 1 Nucleon Bio-Flex Hip Protectors.

The Troop-Air Pro Pants are constructed with mesh and breathable fabric for maximum airflow.
Localized laser perforations on the stretch mesh located on the back of the legs for enhanced airflow.
State-of-the-art 2D Tech mesh structure for superior airflow, mobility, and freedom of movement.
Lightweight stretch fabric along the inside leg and the calf for enhanced flexibility and airflow.
Two zippered front pockets for safe and secure storage of essentials.