AFX FX-50 Unisex-Adult Open-Face-Helmet-Style Helmet (Hi-Visibility Yellow, X-Small) Aerodynamic shell design constructed of Advanced poly-alloy plastic for lightweight strength Clear-coat finish to protect paint and graphics Hypo-allergenic, Antimicrobial nylon liner and cheek pads are removable and washable Ear cavities for speakers Hard-coated face shield is optically correct, compound curved and UV- and scratch-resistant; inner flip-down smoke shield and visor (54-55cm 6 3/4 - 6 7/8 hat 21 1/4" - 21 5/8")