At only 3" high, 5 stacking jars with screw tops fit together in one neat column, with the lid of one jar forming the base of the jar above, providing 5 separate storage spaces, each with a useable space of about 1/2" x 7/8". The outer dimensions of the stack are 3" x 1" (2.8 x 7.7 cm). Sold per 1 stack of 5.