SIMPLE MECHANISM: No rocket science here, just a well made lens cap with strong springs from Breakthrough Photography. Strong springs ensure a tighter fit, longer life, and prevent failure in the field. PROTECTION FROM EXTERNAL DAMAGES: This cap protects your camera lens from external agents such as dust particles, water splashes, sun rays, and also protects from scratches during storage and walking around. SNAP-ON CENTER PINCH DESIGN LENS CAP: Our snap on center pinch design cap makes it easy to attach and remove, even with a lens hood on. The lens cap is manufactured from 100% recycled plastic for extra durability. UNIVERSAL COMPATIBLE CAMERA LENS COVER: This camera lens cap is compatible with all 62mm camera lenses such as Nikon, Canon, Sony and other DSLR cameras. 100% SATISFACTION GUARANTEE: We have worked hard to produce the highest quality lens cap available. We stand behind our product and believe that our products are the absolute best. We offer a risk-free guarantee that you’ll love it and will be fully satisfied with your purchase.