alpinestars kidney belts protections for kids sequence

• Ergonomically designed for maximum stability across lumbar spine and lower back. • Lightweight and flexible lower back shell construction provides the perfect balance of support, impact protection and flexibility for highest comfort when riding. • The Thermoplastic Rubber (TPR) CELL structure of the main panel is flexible to allow the ease of movement. • Cell Structure it is also highly breathability with maximum airflow. • Perforations in the Waist Straps, back main elastic bands and the 3D mesh behind the main CELL structure provides extra ventilation.