Aluminum canes are for securing goblets for frozen semen and embryo storage and shipping. Designed to hold 2 vertically-stacked goblets. Built-in shelf tab for upper goblet rest. The 10mm canes are available with a 4 tab configuration.
The tab is useful for holding the goblet in place as a base stop. The tops of the canes are designed to accommodate colored tabs for identification. See 'Related Products' for the colored cane tabs. The 10mm with a shelf is the most commonly used.