The Men's Nike Hyperdunk 2014 Basketball Shoes (District of Columbia) Dark Grey/Hyper Turquoise/Volt is made with springy Lunarlon foam and Flywire technology for ultra-soft, responsive cushioning and dynamic lockdown. A Hyperfuse upper delivers a breathable, flexible fit for superior comfort during play.LIGHTWEIGHT FEEL AND PLUSH CUSHIONINGBenefits Lightweight Hyperfuse construction for durability, breathability and support Extended U-throat for a snug, custom fit that adapts to your foot shape Flywire for lightweight support and lockdown Ultra-lightweight, springy Lunarlon cushioning for soft yet responsive shock absorption EVA sockliner is molded around the arch for support and a great step-in feel Rubber outsole with herringbone pattern for durability and tractionProduct Details Dynamic foam collar for a comfortable fit Available in bright colors and city-specific graphics for style and pride...The Nike Shoes more colors