The Phenom Comp is designed with Adaptive Edge base construction, allowing the outer edge to conform to the rider's body for a custom fit. Lightweight and expertly tuned for stiffness and efficiency, the Phenom Comp features hollow Cr-Mo rails and the perfect amount of padding for mountain riding. > Patented Body Geometry design is lab tested to assure blood flow to sensitive arteries > Carbon reinforced shell with flexible Adaptive Edge technology adapts to your body for a custom fit and all-day comfort > Low friction panels on the nose and tail improve pedaling efficiency and mobility while moving ‘on and off’ the saddle > Light and super-durable, hollow Cr-Mo rails > Lightweight and supportive PU foam for increased comfort over longer rides > Level 2 padding: Medium density foam; bike feel with additional cushioning > Size 143mm/ Weight 254g > Size 155mm/ Weight 260g > NOTE: 1cm shorter than 2014 model