The Sigma WR Ceramic Protector Lens Filter 105mm offers exceptional protection for your valuable camera lenses. This high-quality filter features advanced ceramic coating technology that provides superior resistance against scratches, water, and oil. Designed specifically for 105mm diameter lenses, this filter maintains optical clarity while preventing damage from environmental elements. The water-repellent properties ensure clear shots even in challenging weather conditions, making it an essential accessory for professional photographers and enthusiasts alike who use Sigma lenses or other compatible 105mm thread systems.