Combination mesh knit, leather, and suede uppers. Lateral and medial quarter support details for increased stability. Internal heel padding prevents slippage and provides added comfort. TPU heel chassis provides extra stability in the forefoot. 3.ZER?GRAND Motion tooling and last provide a wider forefoot base and increased stability. EVA foam provides lightweight cushioning and comfort. Forefoot flex grooves provide increased flexibility. A lightweight rubber outsole provides increased traction and durability. Please visit the brand website for sizing information.