All zone 1 areas are further reinforced with a terry knit Aramid lining which is unique to the Tech Pro Jeans and is key to achieving the AAA CE rating. Additionally, Level 2 CE armour is fitted to the hip and knee and the knee armour is 3-position adjustable for long-ride comfort on the bike! The Tech Pro jeans have been cut to ride in, even on the aggressive riding position of sports bikes. With this in mind, the jeans come with a stretch area over the knees and in the seat for comfort and enhanced ergonomics. If you?re after a serious riding jean that achieves the highest level of certification the Tech Pro Jean is the obvious choice.