Built for urban riders and commuters who demand the most from their gear, the Allston is our top-of-the-line city lid. Featuring premium Zipmold+ construction, the Allston offers 3 shell sizes and a Boa 360 degree retention system for the ultimate fit, while 16 large vents offer optimum air flow. Our signature soft flip visor and a performance moisture-control liner round things out and give the Allston a distinctive Bern look. With a style that is at home on the way to the office as it is on the bike path, the Allston offers versatility, performance, and style all rolled into one package. Bern’s premium commuter/urban helmet, the men's Allston combines style with function for a lid that appeals to the most discerning enthusiast. At home on both the bike path and city streets, the Allston cuts across segments and defies easy categorization. Featuring patented soft flip visor, premium Boa adjustment system (new for 2016), and 16 vents, the Allston is a winner on all fronts.