Avia - 2532 - ECS Euphoric (White/Submarine/Caroline Blue) - Women's: Designed for a neutral, underpronated foot type who needs good lateral support and a firm, cushioned ride. ECS-Ecto Cantilever System technology which are two molded plastics in the heel, separated by a dense material, provide cushioning and energy return. Anatomical cradle and Dura-Ryd in forefoot and heel improves both motion control and shock absorption. Light weight synthetic and mesh upper with reflective features. Antibacterial, removable, molded ortholite sockliner with strikes pads in heel and forefoot. Compression molded EVA midsole with forefoot flex grooves. High abrasion Dura-Stryk rubber with exposed TPU shank and blown rubber forefoot.