ABUS Aventor Polar White  S 51-55 cm   bicycle helmet  with rain poncho In-Mold: Lightweight and stable helmet designed thanks to the durable combination of EPS and PC shell Ponytail compatibility: Helmet well suited for braid wearers Half ring: Semi-enclosing plastic ring connected to an adjustment system Lower edge protection: Provides additional protection for the helmet from external influences Ventilation: Optimal ventilation for this type of helmet thanks to 7 air inlets and 16 forced air outlets  Cooling Technology: Well thought-out ventilation system for optimal head climate High visibility: High visibility due to bright reflectors Weight: from 200 grams Sizes:  S (51-55 cm) , Color: Polar White Exhibit Will be shipped in neutral packaging Device  may show slight traces of use