This solid herb bowl is constructed from heat resistant borosilicate glass and stands 2.5" tall. The popper bowl has a 14mm male joint and features a glass handle that make it easy to lift the bowl and prevent it from rolling when placed on a flat surface. Please note popper bowls are sold in assorted colours that may vary from images. This solid herb bowl is constructed from heat resistant borosilicate glass and stands 2.5" tall. The popper bowl has a 14mm male joint and features a glass handle that make it easy to lift the bowl and prevent it from rolling when placed on a flat surface. Please note popper bowls are sold in assorted colours that may vary from images.