HIGH DEFINITION OPTICS® (HDO®) combines patented optics and PLUTONITE® lens material that provides 100% UV filtering and unsurpassed impact protection. Explosive compounds are vaporized at 3600°F to produce the latest addition to the ranks of X METAL®. We matched the hammer earstems of ROMEO® with the contours of JULIET® and amplified the orbitals, enhancing coverage for larger facial sizes. Adaptable architecture and XYZ OPTICS® are defining features for the only 3-D sculptured, hypoallergenic, all-metal frames on earth. Prescription ready.