Marukan Can Connecting Parts Bag Materials Materials: Stainless steel, iron? Large: 33 Small: 19 Colors: Silver Nickel The joints are closed and cannot be opened. Sizes (actual cm): Large: 4.5 Thickness: 3mm Small: 3 Thickness: 4mm Condition: I no longer do crafts, so these have been stored. If anyone was looking for these, please consider them.