BACK TO BASICS. At its core, the Nike Vital Trend delivers comfort, style, and ease in perfect harmony. Seamlessly blending modern aesthetics with vintage-inspired design, it offers versatility that feels inherently true to your original style. BENEFITS • Nike Max optics provide precise vision from all angles • 4-base flat lens and slim profile provide everyday coverage PRODUCT DETAILS • Injected frame material is derived from at least 40% castor bean oil • 100% UVA/UVB protection