The Altona M bicycle helmet from Alpina Sports is a high-quality road bike helmet designed for adults. With a head circumference of 57 to 62 cm, it offers an optimal fit for various head sizes. The helmet weighs only 450 grams, making it lightweight and comfortable to wear, even on longer rides. Its shell design ensures aerodynamic performance while enhancing comfort. The Altona M is available in the color group Black, with a specific color designation of Black stealth matte, giving it a modern and sleek appearance. The helmet is equipped with a visor that provides additional protection. Made in China, the Altona M meets safety and functionality requirements for road cyclists. The package includes an Altona M helmet, which is ideal for sports activities and everyday use.