The HEAD Powerzone Shield glasses have a sleek wraparound shield design for optimal peripheral vision. Features: Single curved distortion free polycarbonate lens. Extra durable, anti-scratch and anti-fog treated shield. Vented shield design provides airflow for additional fog protection. Lightweight impact resistant frame. Shock absorbent brow bridge. Adjustable temples with rubber inlay provides a comfortable fit. Adjustable clip-on elastic strap holds eyewear in place while you play. High-quality storage/lens cleaning bag included.