Key Features
• Superior Riding Comfort: The full stretch chassis, constructed with a 3-Layer stretch laminated DrystarXF outer shell, provides an exceptional range of motion, allowing riders to move freely and comfortably on the bike, reducing fatigue during long rides.
• Waterproof and Breathability Performance: The advanced DrystarXF membrane delivers outstanding waterproofing with a 15k mm waterproofing rating, ensuring riders stay dry in heavy rain, while its 15k g/m/24hr breathability rating ensures sweat vapour escapes easily, helping regulate body temperature and preventing overheating during long rides.
• Advanced Climate Control: Strategically placed multiple direct ventilation openings and a super airflow front panel maximise airflow, enabling riders to maintain optimal body temperature in hot conditions and during intense riding activity.
• Thermal Lining: Featuring 120g insulation from the seat to the upper knee and 80g from the upper knees to the lower legs, with its fully welded legs the thermal lining is designed to retain warmth and enhance comfort, making the pants a reliable choice for all-season riding.
• Waterproof Storage: The pants have ergonomic, zippered waterproof pockets.
• Protective Armour Inside; Nucleon Flex Pro CE Level 2 knee armour offers superior impact protection, while Bionic Flex Level 1 hip armour provides additional coverage and protection, with the protectors adaptive and flexible design conforming to the riders body for enhanced comfort and freedom of movement.

Construction
• High-Performance Stretch DrystarXF Laminated Construction: ensures long-range comfort, and protection in diverse weather conditions.
• Adventure Riding Fit: designed to offer premium freedom of movement when riding or when walking off the bike.
• Reinforced inner leg: Goat leather inner leg reinforcement with dobby fabric at the lower leg for extended durability and high levels of performance.
• Waterproof Storage: Ergonomic, zippered waterproof pockets.
• Jacket to Pant Connection: Integrated pant connection zipper for jacket-to-pant connection ensure secure on-bike fit and function when riding.
• Secure Waist Closure: Practical and Convenient magnetic buckle for a secure waist closure.

Protection
• CE certified AA.
• Nucleon Flex Pro CE Level 2 knee armor for customisable impact protection and Bioflex Level 1 hip armour for additional coverage and effective hip protection.

Alpinestars Mens Clothing Sizing Guide

Please use the conversion tables below to determine the right size for you: