The Dome Port Cover L is made of neoprene as same as wet suits. It is recommended to cover compatible dome lens all the time to prevent accidental damage unless shooting images. The Dome Port Cover L has slits on its top and bottom to help easy and speedy installation/removal on a dome lens/port equipped with a hood.
 

Compatible Lens:

• Dome Port 2
• Dome Port + Shade 2 Set for Olympus
• Front Port for Olympus