Upper: Knit fabric with suede trim. Footbed: Removable mesh covered EVA Heel Height: 1.75. Platform Height: 1.125. Outsole: Durable rubber. First Ray Technology promoting flexibility for enhanced forefoot stability. Vio Flex insole featuring a flexible lightweight compound offering optimal moisture control including a perforated heel for added breathability. Vio-Beam anti-roll and lateral rigidity technology minimizes foot movement to prevent injury. With the added stabilizer in the heel Vio Beam improves the wearer's balance while offering flexibility at the forefoot to support the natural heel-to-toe walking stride motion. Renew Foam high-rebound cushioning quickly meets your next step. Its lightweight material provides continuous comfort while maintaining a high level of durability. Received APMA Seal of Acceptance.