K-Swiss Hypercourt Express 3 (W) (Egret) Size:7.5 Secret Stuff® is an isopropyl

Secret Stuff® is an isopropyl alcohol-based liquid chalk

There's a ventilated compartment for shoes and extra pockets on the sides for additional storage

With cutting-edge 4th Generation Technology and a 100% foam core

getting rid of gunk and grime that can build up while you’re working up a sweat

hampering movement or

K-Swiss Hypercourt Express 3 (W) (Egret) Size:7.5 Secret Stuff® is an isopropylThe K Swiss Hypercourt Express 3 is the next generation of the top selling Hypercourt Express 2. With its new surgelite+ midsole, it's even more comfortable and stable with no break in time needed. Still lightweight and breathable with a generous fit in the forefoot, the Hypercourt Express 3 is the ideal choice for various playing styles and levels.