Durable natural full grain leather upper, Padded foam collar & tongue for added comfort, Non-metallic scanner-safe rustproof hardware, Injection moulded thermoplastic (TPU) reinforced toe box, Injection moulded thermoplastic (TPU) reinforced heel counter, Highly breathable mesh lining, Removable/replaceable shock absorbing insole, High-traction SRC rated slip-resistant outsole, Tested & certified to European Standard EN ISO 20347:2012 (OB) SRC, 547g per shoe (sample size 8),