A full spec update! Featuring Held's 2 in 1 technology the latest AeroSec Jacket boasts a full update: This innovative Held Jacket is now waterproof and breathable with Gore-Tex! The 2-in-1 construction allows you to adapt between a fully vented summer jacket and a top quality waterproof jacket. For warm days, the GTX membrane can be zipped up inside so it is 'behind you' to allow plenty of airflow. For wet rides, simply unzip from the back, get inside the membrane layer and the entire jacket is water- and wind-proof. The overall style and ease of use has been completely updated. Perfect for riders who want top specification and functionality, paired with plenty of versatility.