The Giro Seam is the perfect all mountain snowsport helmet. An improved Thermostat™ vent system, Giro's Stack Vent, and a feather light weight will keep your temp under control, your goggles clear and your comfort level at an all time high. Finish it off with the best fit system ever made for a snow helmet and you are ready for a full day on the mountain. The Seam features In-mold construction, X-Static anti bacterial padding, and 12 Super Cool vents with Thermostat control.