The D4 Composite MIPS Helmet by Troy Lee Designs is a highly advanced MTB helmet that combines both safety and comfort. With its integrated MIPS technology (Multi-Directional Impact Protection System), this helmet offers additional protection against rotational forces that can occur during falls. The helmet is designed as a full-face helmet, meaning it covers the entire head area for optimal protection. It is suitable for adults and fits head circumferences of 58 to 59 cm. The gray color gives the helmet a modern and appealing design, while the high-quality composite construction ensures durability and stability. The D4 Composite MIPS Helmet is ideal for demanding mountain bikers who value safety and style.