Concave Halo+ Leather FG Soccer Cleats Black/Neon Yellow. Built for the creative player; the Halo is perfect for the player looking to control the tempo. Combining control with Concave\'s P owerStrike Technology; you can dominate your opponent all over the field.UPPER: Calf leather with breathable leather offer s a close and light fit perfect for the player looking to move all over the field. Rubber welding in the toe box offers complete c ontrol on the ball; whether it be dribbling; passing; or striking. Concave\'s PowerStrike Technology sits atop the laces; helping y ou get a clean and powerful strike on the ball with every shot.OUTSOLE: A clear print TPU injection offers a responsive to e off; ensuring you can keep up with any player on the field. A Hybrid Firm Ground soleplate uses bladed and oval studs for contro lled footing and stability on firm ground surfaces. WEIGHT: 9.4 oz. SIZE NOTE: All shoes on are men’s sizing unles s they are specifically designated as Women’s or Junior/Youth in the item name. To convert a men’s or junior’s sized shoe to women ’s simply add 1.5; example a men’s size 8 shoe is a women’s size 9.5 shoe; or a junior’s size 5 is a women’s 6.5. Full Size Chart here.