The Tactic heralds a new era in winter sport head protection. This model showcases Boeri's latest approach to innovative and stylistic helmet design by blending in-mold, micro-shell components to produce the world's first hybrid helmet. Seven plug activated heat dissipating chimney vents and three additional shut-off vents combine for a multitude of air flow options. Finished with a one piece ear and neck cover, you've got the latest in technical versatility. The Tactic features the Head-Loc , a revolutionary self-adjusting occipital lobe retention system that improves overall helmet fit, comfort and safety without additional weight. 16 oz.