The Yeezy Boost 700 Mnvn Black Features An Upper Composed Of Lightweight Polyester With No-Sew Overlays Offering Enhanced Breathability, Flexibility And Comfort. No-Tie Bungee Laces Allows For Easy On And Off Wear. Reflective Material Emits Light In Darkness Throughout Specific Areas Of The Model. The Full-Length Drop-In Boost Midsole Provides The Ultimate Underfoot Cushioning Experience, While The Pu Midsole Adds Comfort And Durability.