You can always shop with confidence if you're shopping for a GEL-Kayano. The 25th anniversary of the Kayano features ultra-lightweight FlyteFoam Propel and FlyteFoam Lyte technology. These two technologies work in harmony to deliver a smooth cushioned ride from heel to toe. With a weight of 11.85, a Heel Height of 22mm and a Forefoot Height of 12mm you can count of the GEL-KAYANO for a premium and reliable ride.