Complementing the ST-1 WP Jacket are the ST-1 WP Pants, the perfect choice for riders looking for the benefits of all-weather, waterproof construction, and Alpinestars ergonomic mobility. Constructed from a blend of 600D poly fabric materials, the pants have ripstop fabric reinforcements on the inner legs. With a new streamlined construction, the ST-1 WP Pants offer modern style and premium rider comfort, especially during wet, rainy days. The ST-1 WP Pants come with a detachable, thermal liner to provide warmth during cold mornings and evening rides. The ST-1 Pants are a great option for adventure touring riders looking for a pair of stylish and minimalistic touring pants with year-round, comfort, and optimum wet weather performance.

• Fixed waterproof liner.

• New, ergonomic ACTIVE touring fit with pre-curved legs, 3D ergonomic knees, and a comfortable crotch construction for excellent freedom of movement and premium riding comfort.
• Ergonomic, zippered front pockets provide generous storage capacity, offering enhanced utility and everyday practicality.
• Detachable 80g thermal liner with zipper connection to anchor the liner to the pants.

• Constructed from 600D poly fabric blend, the pants have ripstop fabric reinforcements on the inner legs for better connection and contact with the bike.

• Fixed WP liner for guaranteed waterproof performance.
• The ST-1 Pants are designed with an ACTIVE touring fit with pre-curved legs, 3D ergonomic knees, and a comfortable crotch construction for superior freedom of movement and exceptional riding comfort.
• Fixed mesh liner for enhanced rider comfort.
• Detachable thermal liner, 80g, provides all-year round riding capability.
• 2 front pockets provide versatility and the safe and secure storage of valuables, and personal items.
• Lower leg, hook and loop ankle adjusters, and waist volume adjusters provide for a tailored fit.
• Pant connection zipper for attachment to an Alpinestars motorcycling jacket, provides a secure fit and the prevention of wind ingress.
• Reflective detailing on the thighs for added visibility during early morning, or evening rides.

• CE Level 1 rated Nucleon Flex Plus knee armor for effective impact protection with a 3-tiered color-coded inner pocket system integrated in the inner lining for custom positioning of the knee protectors.

• The Nucleon Flex Plus Level 1 knee armor is highly flexible and breathable providing high levels of impact protection and offering a thin profile for optimal rider comfort.
• Ripstop fabric reinforcements on the inner legs for effective abrasion resistance.
• According to European statutory law the CE mark is a conformity requirement for the marketing of this product. The following standards apply to this product:
• Fully CE certified motorcycling garment to CE - Category II EN 17092-4:2020 – A Class.
• CE Level 1 Nucleon Flex Plus impact protection, Category II EN 17092-6:2020 – C Class Impact.