BLUE CUT Sports Safety Goggles with Interchangeable Sun Lens, Anti-Fog, UV Protection for Indoor and Outdoor Activities Including Pickleball, Cycling. The goggles fit head sizes between 5.3–5.6 inches (135mm–140mm) from temple to temple. The adjustable straps provide flexibility for various head shapes. These glasses are made from impact-resistant materials and meet advanced standards to reduce eye and facial injuries during sports. However, no eyewear provides full protection. Use responsibly. The clear lens is perfect for night-time use, low-light conditions, or protection from wind. The UV-protected lens provides protection from harsh sunlight and glare. The lenses have an anti-fog coating and ventilation holes to minimize fogging. Each pair comes with an anti-fog spray. The glasses come with two interchangeable lenses—one clear lens and one UV-protected lens. They include a prescription clip-in lens so you can insert your own prescription lenses if needed.