The 25 MM Canon all steel shell. Shell is Inert 14 cm tall 38 mm base 25 mm neck weighs 225Gr These have been popular for Automotive accents Bar Shot Glasses Wind chimes Paperweights Decor Industrial Art These have been fired and have no explosive materials remaining. most have signs of being Fired Dropped kicked dragged ignored weathered collected boxed and shipped. Other than that they are in excellent condition! Occasional dust rust and scuffs, Nothing caved in, shot thru, gouged, cranked, bored cored or gored.