- Protects the lens from scratches, dust and other smudges ,- Snap function for quick and secure attachment to the filter thread of a lens ,- Retaining cord for securing to a camera and lens ,- Can also be attached to filters - Cap Type: Front Top ,- Model: Clamp Mechanism Smart-Snap ,- Colour: Black ,- For Screw-In Frame: 77 mm ,- Suitable for: Universally Usable 2 years legal warranty only