CCM Jetspeed FT350 Shin Guards feature a lightweight shell design and hinge system for mobility and protection, PE foam with laminated fabrics for protection, anatomical shin caps with vented knee cap for protection, PE foam at the thigh for protection, a nylon upper lock strap and wide elastic calf strap attachment system that's easily adjustable, and a PE foam / removable liner for a custom fit, easy maintenance, and protection.