RCS - Rider Comfort System * Sweat Control Lining - The top layer of the footbed wicks away moisture to keep your feet dry and comfortable. * Padded Heel Cushion - Positioned to provide impact absorbing heel support where you need it. * Cupped Heel & Arch Support - The bottom layer reduces odor through the innovative anti-bacterial and anti-fungal material, and the insole creates a memory to custom shape the heel and arch to provide perfect support. * Steel Arch Foundation - A high quality Italian steel shank board secures the foundation of your boots to ensure they are made to last.