Asics Gel-Kayano 12.1 from Asics pairs the mid-2000s Gel-Kayano heritage with modern cushioning and a statement metallic-inspired upper. Designed for everyday wear and long-distance comfort, this limited-collaboration model emphasizes breathability and shock absorption. Key attributes: Green | Silver | Black | White | Synthetic leather, textile | Breathable mesh upper | FLUIDRIDE midsole cushioning | Dual GEL shock absorption | Designed for long-distance comfort | Dual GEL inserts at heel and forefoot | Open mesh underlays for improved airflow | Durable rubber outsole | Metallic-structured upper inspired by Gothic armor | Limited-edition collaboration with KITH | Bold color blocking and contrast details | Open mesh underlays | Dimensions & fit: Standard width | Composition & care: Synthetic leather (upper) | Textile (upper) | Textile (lining) | Rubber (sole)