Both stable and durable the head nitro junior tennis shoes are suitable for all court surfaces and offer a breathable upper with mesh panels and a classic lace up design an eva midsole gives you a soft cushioned feel and features a removable sockliner whereas non marking hybrasion outsole guarantees an improved grip and multi directional traction in addition for extra protection on the medial side there is drift defense technology in the upper and to prevent roll overs the outsole uses