Lighter. Faster. Further. The Summit Series VECTIV™ Sky 2 are the lightest trail-racing shoes in the VECTIV™ line. They have full-length VECTIV™ 3.0 carbon-fiber propulsion plates along with our proprietary DREAM nitrogen-TPU midsoles and SURFACE CTRL™ high-traction outsoles for top-level performance on any terrain whether you’re training or racing.