The TECHSTAR line offers excellent freedom of movement and is made from lightweight material with strategically positioned mesh inserts for optimal ventilation. Manufacturer Description: - Ultralight, ventilated polyester fabric - Perforated mesh inserts around the collar for high breathability, especially when wearing the Alpinestars BNS neck protection system - Mesh inserts under the arms and forearms for additional ventilation while riding - Pre-shaped sleeves for high comfort - Extended back panel of the jersey ensures perfect integration with Alpinestars pants - Comfortable collar for easy on and off - Seamless collar and cuffs save weight and guarantee durability - Elastic sleeve cuffs for a good fit - Sublimated fade-resistant graphics - Elastic gusseted area for a personalized fit thanks to elastane - Rider-developed fit and performance for aggressive riding, suitable for both experts and professionals - Main chassis largely made of advanced stretch rip-stop fabric for long durability - Interior with flat seams for best comfort - High abrasion resistance and durable poly fabric reinforcement in the seat area - Four-way stretch for freedom of movement - Laser-cut perforation zones for cooling airflow - Double overlapping waist Velcro system and high-strength ratchet system is secure and precisely adjustable for a personalized fit - Leg cuffs with elastic mesh insert for easy on and off - Silicone print on the inner waist to keep the pants in place - Newly formed inner leg leather patch is longer to better fit new protectors and optimize contact with the bike - Effortless donning and doffing with knee braces or knee guards