OverviewReady to gear up for any adventure, Radium features a 6-base triple injection frame with ProFlex Rubber on the nose. With clean lines and soft styling, Radium moves with confidence and comfort. Ellume Polarized lenses eliminate glare and block 100% of harmful UV rays, protecting against the risk of long-term damage to your eyes. Zeal Optics frames and Ellume Polarized lenses are made from Z-Resin, a unique plant-based polymer derived from the castor plant. This durable plant-based material contributes to lighter frames and creates a high-purity lens for cleaner, crisper vision.