This is a pair of Hemingray 42 Made in USA blue or teal glass insulators. They are slightly different sizes, one is 4 1/4" tall and the other 4 1/8" tall. One has pointy teeth along the bottom rim, some of which are broken or chipped. The other has rounded bumps along the bottom rim, and a large chip on the inner skirt rim. They are in good to very good condition. MBR.