The G-Star Calow Pro offers a more technical approach on the traditional vintage runner. The design follows the design lines of the original Calow and emphasizes them through the additional use of a technical TPU print. Low cut Flat laces, reinforced with metallic eyelets at the top Structured sole G-Star RAW label at the tongue and printed at the side These sneakers offer a leather base with a woven flap and upper heel. Leather 58%, Nylon 26%, TPU 16% BisqueThe G-Star Calow Pro offers a more technical approach on the traditional vintage runner. The design follows the design lines of the original Calow and emphasizes them through the additional use of a technical TPU print.