67mm Pro series Multi-Coated High Resolution Digital Ultraviolet Filter For Canon EF 100mm f/2.8L Macro IS USM Lens, Canon 18-135mm f/3.5-5.6 EF-S IS STM Lens, Canon EF 70-300mm f/4-5.6L IS USM Lens This ultimate clear uv filter will not affect color balance. It protects lenses from expensive front element damage Reduces lens flare and ghosting Microfiber Cloth 67mm HD Filter