Petri Dish, outer dia 80 x 17mm height, borosilicate glass-EIS-CH0370B offers a thoughtfully designed, durable resource for hands-on learning. Petri Dish made of high quality borosilicate glass Can withstand wet or dry sterilization for repeated use Transparent Beaded edges for greater mechanical strength Dish measures 3.15" (80mm) in diameter and is 0.65" (17mm) tall Petri Dish made of high quality borosilicate glass. Transparent. Can withstand wet or dry sterilization for repeated use. Beaded edges for greater mechanical strength. Petri dish measures 3.15" (80mm) in diameter and is 0.65" (17mm) tall.