Bioluminous Front Lens Cap for Canon EF 400mm f/2.8L IS Lens (Black)

Made of premium high-strength, heat-resistant polymer, and stainless steel hardware, this Front Lens Cap from Bioluminous is a snap-on lens cap with black locking grips. Specifically made for the Canon EF 400mm f/2.8L IS lens, this rugged and durable cap features spring-loaded release tabs designed to be large enough that you can mount and remove the lens cap while wearing gloves. The cap offers a snug fit and can be mounted on the lens with or without the lens hood attached.