Hard Hat Pad Garment Type Pad Outer Material Cotton Areas Covered Ears Head Neck Adjustment Type Hook-and-Loop Outer Color Blue Lining Material 100 Percent Cotton Number of Layers 3 Size Universal Closure Type Hook-and-Loop Attachment Type Hook-and-Loop Fabric Weight 210 g/sq m Reusability Reusable Includes Neck Shade No Standards US CFR 16 Part 1610