Youth Moto 4.5 Pants: Features and Specifications: Core comfort and performance in a jersey built for groms at the track. Comfortable, ride-ready fit that works with or without protection. Soft-touch 3D Stretch Mesh fabric that is breathable, durable, and moves with you. X-Flow mesh side panels increase airflow when the pace picks up. Low-profile collar and stretch-fit cuffs improve comfort. Silicone grip keeps your jersey securely connected to your pants. Refined pre-curved classic fit. 360° Hypalon Waistlock system. Materials: Twisted Yarn Stretch Material with 70% stretch. Softer yet more durable leather panel with multi-layered inner panels. Construction: Unlined for better fit and breathability.