Nalini xrace waterproof nanodry jacket is anatomically designed to fit closely to your body like a second layer without adding any bulk and allows for a complete range of motion the nalini xrace jacket is engineered to act as a protective barrier to shield rain and wind so you stay dry the super lightweight stretchy material has a special treatment to keep water and wind from penetrating the jacket using thermo taped seams and an integrated wind flap at the zipper your body is protected the