TheBell Avenue Mips Road Helmetproves that a lower price doesn't always mean a compromise in features.Bellgave this helmet carefully sculpted vents and a graceful shape. TheBell Avenue Mips Road Helmetis packed with the same features and careful touches that defineBell's flagship helmets, such as the Sweat Guide liner and NoTwist Tri-Glides for ease of adjustment. Not to mention integrated MIPS. Bell Avenue Mips Road Helmet Features Certification:CPSC Bicycle,CE EN1078 Construction:Fusion In-Mold Polycarbonate Shell Fit System:Ergo Fit™ (integrated with MIPS) No-Twist Tri-Glides™ Sweat Guide™ MIPS® (optional, integrated with fit system) Bell Avenue Mips Road Helmet Specifications Weight:MIPS, 300g (size U) Ventilation:18 Vents Sizes:Universal Adult 54–61 cm,Universal XL 58–63 cm More info