Helmet bicycle meteor mv29 drizzle m 55-58 cm white-gray 24708 & nbsp; helmet meteor will guarantee maximum protection head head during ride on bike, scooter, rollers, roller skates, quad or skateboard. Light Ergonomic structure. Scept made with high stretch polystyrene EPS protects against injuries absorbing all stresses, KT & oacute; Re can can be created in during fall. ny is on permanent and not has its capabilities its dismantling. PR&D & oacute; ba removal roof can result its destruction. helmet gained adjustment size size with help multi -stage ring ring (closing fit size -Headlock) and special buckles. elements racing & oacute; łki are detachable, so you can washed or dry. permanent air air provides 25 hole & oacute; in ventilation with system air flow. helmet z not ilcza number microscopic levy; in air. MANGIEMI Norms European EN 1078 & middot; size m: adjustment 55-58 cm & middot; system fit size - headlock multi-stage ring liquid regulation regulation circumference; & nbsp; using one hand hand without problem problem Adjust helmet to head with small knob found in rear parts helmet & middot; system air flow- permanent circulation air around & oacute; ł ł head and discharge heat & middot; burn head fast fastenings & middot; removable elements racing & oacute; łki - easier keep cleanliness element & oacute; in absorbing sweat, when can can efficiently wash and drunk & middot; technology: out-minor & nbsp; & nbsp; & nbsp;