The Highlander Plus Features a indirect vented foam carriage provides maximum dust protection with sufficient airflow, providing an outlet for heat to reduce fogging. Fully adjustable elastic strap with quick release attaches to temples providing a secure fit. Polycarbonate lenses filter out more than 99.9% of harmful UV light. Removable inner foam lens clip provides extra comfort and protection from airborne particles. Remove the lens clip and strap to reveal a sporty safety spectacle for work or play. Resilient and durable frame features an extended side shield design that provides full eye protection from impact and flying particles.