The Tempo KinetiCore is built for the recreational cyclist who wants a stylish and comfortable entry-level helmet that tackles it all - without skimping on protection or performance. Tempo KinetiCore provides lightweight breathability and comfortable ventilation to keep you cool while you’re breaking a sweat. While Winter Kit compatibility offers increased warmth during brisk rides to keep you pedalling all year round. Thanks to its one size fits all design and the vertical adjustability of the Advanced TurnSys system, a secure fit is guaranteed. Add to this Lazer's exclusive KinetiCore protection technology integrated into the helmet and the result is ultimate comfort and improved lightweight protection. To complete the package, attach the Universal Lazer LED to the back of the helmet to ensure you're seen in all light and weather conditions. Fit System Advanced TurnSys system Weight 260g Sizes unisize / 54-61cm Cooling efficiency 93,7% (100% = no helmet)