Economical ANSI and CSA approved eyewear this ideal visitor spec has an uncoated 100% polycarbonate wrap around unilens design. It is available in regular and over-the-glass unilens designs. The lightweight over-the-glass model fits over most Rx eyewear and features adjustable Duoflex® cushioned temples. Meets ANSI Z87+ and CSA Z94.3 standards. Made in the USA. Sold per pair.