Asics dug into its archive in 2018 to revive the GEL-Kayano 5 OG, and for 2019 the Japanese imprint gives the beloved classic a sleek update, dubbed the 5.1. Featuring a lightweight construction in a streamlined silhouette a simplified sole unit and a modern design throughout with cushioning Gel technology as well as visible GEL technology in the heel of the shoe. Constructed with a breathable textile mesh upper supported with synthetic overlays, perfect for everyday wear or a trip down the gym. - Textile/synthetic mix upper - Visible gel technology - Internal heel counter - GEL-Lyte Midsole - Durable outsole - Asics branding