Worth WTB2 T-Ball Batter’s Helmet. This Youth Batting Helmet is designed for the younger T-ball or youth player. It features a double ear design that is NOCSAE approved and is pre-drilled for face guards and contains snaps for use with a chin strap. This helmet also offers dual density foam for protection and a comfortable fit. The one size fits most design (6 1/4 – 6 7/8) contains individual air vents to keep you cool and dry and a pony tail channel for a comfortable fit.