PACIFIC COAST 9311 AIRFOIL DAY 2 NITE

PACIFIC COAST 9311 AIRFOIL DAY 2 NITE. The vendor part number is 9311. Read title to know what you are getting. Catalog descrition… These lenses are dark outdoors in the daylight and lighten automatically to almost clear when worn indoors or at night 100% UV Protection Shatterproof polycarbonate lenses Can be worn over most prescription glasses Case and cleaning cloth also included Note: All photochromic lenses will not darken behind a faceshield or windshield and will not fully darken in very warm weather conditions