Eyewear design has changed through the years, and Pyramex has ensured its OTS model with black temples is designed to better fit that eyewear with the highest level of comfort. Weighing in at a mere 33 grams, the model features lightweight and adjustable nylon temples and has a single lens that encapsulates the eye for superb protection. The glasses also have scratch resistant polycarbonate lenses that provide 99 percent UVA/B/C protection. They fit over frames up to 5-3/8” W x 1-3/4 ”H (137 mm x 44 mm)