The ABUS StormChaser ACE is a lightweight road cycling helmet weighing 200 grams (size S), 220 grams (size M), and 240 grams (size L). It comes in three sizes: S (51-55 cm), M (54-58 cm), and L (57-61 cm), referring to head circumference. The ACE-VARIANT features a lower edge protection to safeguard the shock-absorbing EPS helmet material and enhance aesthetics. Maximum safety is achieved through the strong and durable bond between the shock-absorbing EPS liner and the polycarbonate outer shell. This unisex racing bike helmet is suitable for adults and teenagers, as well as professional and ambitious road cyclists.