Caldwell Pro Range Glasses The Caldwell Pro Range Glasses feature a stylish wrap around design and are a great choice for all shooters. They feature an adjustable nose piece and temples for all day comfort. The scratch resistant lens meets ANSI Z87.1 Standards and offer 99.9% UV protection. - Adjustable nose piece and temples - Blocks 99.9% of harmful UV rays - Impact resistant - Meets ANSI Z87.1 Standards