ked fietshelm certus m 52 58 cm light grey mattWith outstanding comfort and a perfect fit, the CERTUS is the ideal helmet for any occasion. With practical features and signature quality, this all around helmet impresses with every detail. The integrated LED taillight with an additional rear reflector ensures high visibility. Adjusting the size with a single turn of the K Fit system is just as easy. Made in Germany Features: maxSHELL technology QUICKSTOPP belt length adjustment and lock K Fit