DescriptionDesigned and tested by Aurelien Giraud STI Performance Level 1 insole Michelin performance rubber outsole Force Shield reinforced upper System Flo2 provides air to flow around the foot Elastic tongue straps for superior fit Padded tongue and collar lining locks foot in Hidden lace loops Suede/Synthetic CHAUSSURE ETNIES AURELIEN XLT MICHELIN BLACK GOLD - Hutchis