The UVEX safety glasses, variomatic self-tinting are lightweight safety spectacles with a contoured polycarbonate lens, designed to provide an excellent fit for both narrow and wider face shapes. Soft forehead padding and ergonomically shaped temples with soft ends support comfortable, secure wear without pressure points. A soft, adjustable nose pad ensures a stable, slip-resistant and pressure-free fit. The lens features uvex supravision variomatic technology and adapts automatically to changing light conditions: it darkens within 10 seconds and clears again within 30 seconds. The safety glasses also provide UV400 protection, delivering full UVA/UVB protection up to 400 nm.