M-Wave Urban bicycle helmet The M-Wave urban helmet from Messingschlager is the cool helmet for young and old. This helmet fits every urban activity, whether you are cycling, BMXing or skating. The helmet has a hip design and a comfortable fit. It is easy to adjust thanks to the ring system at the back. To keep your head cool during exercise, the helmet has sixteen ventilation openings, which make the entry of cooling air flows very easy. To be even more visible, the helmet has a reflective sticker on the back. With the M-Wave Urban bicycle helmet you are ready for every adventure! Specifications: Gender: unisex, adults Color: matte black Material: ABS Type of bicycle: BMX, skates Closure: ring system Ventilation: 16 ventilation openings Weight: 440 grams Head circumference: 59-61 cm Size: L European regulations: ECE/ONU