Crawler fans can now enjoy the classic Revo shape they love, scaled up for a larger fit. Crawler features a smooth frame, elastomeric nose pads for comfort, and the high-performance NASA-based polarized lenses that made Revo famous. Fit & Design: Revo high-contrast polarized Serilium+ lenses Lightweight, impact-resistant, glare-reducing nylon 6-base lens technology A flatter profile, temple to temple Elastomeric nose pads and temple tips Slip-reducing rubber provides a more secure fit Integrated spring hinge Flexible temple for a comfortable, secure fit Revo Light Management System(TM) filters harmful UV, HEV, and Blue Light Reduces glare and enhances clarity of digital screens Additional Details: Measurements: 64-17-133 Lens Height: 41 mm