Kangaroo Leather Upper - Providing great great comfort, support and shape retention. * SoLyte 65 Lasting - Employs 65 degree Solyte lasting material for a firmer, more stable platform feel. Solyte is a proprietary cushioning material that provides an exceptionally lightweight midsole with excellent bounce-back and durability. * PU Heel counter - Given for added stability when you need it most. * HG 10mm gradient - A heel gradient creating 10mm difference in height between the heel and forefoot which shifts the body mass forward, putting the body into the best biomechanical position for running and reducing strain on the lower limbs. * Removable Sockliner - A sockliner which can be removed to accommodate a medical orthotic and make cleaning and airing easy.