Great for ground herb or edibles. Screw top. (Re) markable - label with a marker (erase with included wipes), isopropyl alcohol, or use a pencil and an eraser. Mini size (3 pack): 1.4" dia x 0.7" H - includes 4 Tetraethylene Glycol wipes. 2" size (2 pack): 2" dia x 0.75 H - includes 2 Tetraethylene Glycol wipes. Don't leave home without it.