• Fits as a Hood slip-in Cap for hoods with Inside Dimensions 130x150mm 

• Fits as a Hood slip-over Cover for hoods with Outside Dimensions 125x145mm

• Match your lens hood shape to the shape of this cap - see photos

•  this hood has square clipped corners
  

I have many other Canon Rectangular Lens Caps/Covers
Prices Vary

HC-86S......170x130mm Sq Cover slip over hood
HC-85Slll....120x100mm Sq Cover slip over hood
HC-85Sl......130x100mm Sq Cover slip over hood
HC-85S.......120x95mm Sq Cover slip over hood
no mod #  150x130mm Sq Cap slip inside
no mod #  145x125mm Sq Cap slip inside

We also have all models of circular lens and hood caps Canon and Fujinon