Under Armour Matte Hunter's Camo Adult Baseball Batting Helmet SEI Certifies Meets NOCSAE Standard One-Size-Fits-All dual density foam liner Breathable, moisture wicking liner to keep you cool and dry Pony-tail channel built into padding for softball players Strong and durable ABS plactic shell 38 Large Vent Ports for maximum breathability Pre-Mounted Hardware for easy cage attachment