Evo Shield Molded Batter's Ankle Guard - Join the evolution with the EvoShield Molded Batter's Ankle Guard. This baseball ankle guard offers superior comfort and feel by utilizing Dispersion Technology, which absorbs and disperses impact across layers of foam padding. Patented composite material and ergonomic design custom forms to your body through a revolutionary air-activated hardening process. The ultra-light shield is fully breathable and made of composite material covered in mesh with a soft polymer backing. An elastic strap forms around your shin/foot so you can run the bases with comfort and stability. Sizing: Fits ages 8 years old through adult.