Copriobiettivo fiori 67 mm per obiettivo Canon EF 70-300 F4-5.6 IS II USM
Normally this lens hood is screwed on top of the lens with the filter size 67mm. You have a lens with a filter size 67mm and a 72mm lens. You will need a step-down ring 72mm-67mm and you can use a lens hood for two lenses.