Product Information SKU: #8523218The apple doesn't fall far from the tree . . . Step into the future in the bold, unsurpassed performance of the ASICS? GEL-Kayano? 22!Successor to the GEL-Kayano 21.Built for the mild to moderate overpronator.FluidFit™ upper technology combines multi-directional stretch mesh with stretch synthetic reinforcements that adapt to the foot for a glove-like fit. Lace-up closure. Exoskeletal Heel Clutching System™ improves fit and support.Plush tongue and collar. ComforDry™ X-40 sockliner offers antimicrobial and moisture-management properties for a drier, healthier environment.I.G.S? (Impact Guidance System) employs linked componentry to enhance the foot's natural gait from heel strike through toe-off.FluidRide? midsole piece provides the ultimate combination of bounce back, cushioning, and lasting durability at a reduced weight.Rearfoot and forefoot GEL? cushioning system attenuate impacting shock and allow for a smooth transition to midstance.Dynamic DuoMax? Support System boosts stability and support without the added weight.Gender-specific and Plus3? cushioning elements include a lower-density top layer for enhanced midsole compression, and 3 mm of additional height to relieve achilles tension. Midsole Height: Heel/ Toe: 24 mm/ 11 mm Differential: 13 mmSupremely durable AHAR? (ASICS High Abrasion Rubber) strategically-placed in high-wear areas.Guidance Trusstic System? integrates Guidance Line? construction to enhance gait efficiency and promote mid-foot structural integrity.Imported.Product measurements were taken using size 8, width B - Medium. Please note that measurements may vary by size.Weight of footwear is based on a single item, not a pair.Measurements: Weight: 14 oz