Three Arrow Midsole - Mid level cushioning generally used for training * Met Cradle - The upper webbing support in our footwear is anatomically positioned to cradl * Meta Flex - All our footwear incorporates a meta-flex groove which is anatomically aligned * Webbing Upper Support - Lacing attached to nylon webbing, cradles and secures the upper be * Anatomical Last Based on the shape of the foot - this is our most comfortable and relaxed