Perfect for that avid club player, the Calabasas tennis sneaker provides the necessary comfort and lightweight durability you've come to expect and love from K•Swiss! ; Perforated leather upper adds breathability and long-lasting durability. Padded collar and tongue. Comfortable mesh lining and a removable EVA insert delivers exceptional comfort and added impact protection. Traditional lace up front with a mesh-lined tongue provides a secure fit. K-EVA—a special formula EVA—provides maximized cushioning and enhance durability of the midsole. High-density AÖSTA II rubber compound on the outsole provides unsurpassed durability from heel to toe. Imported. Measurements: ; Weight: 13 oz ; Product measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size.