Fits 58 mm and 67 mm filter threads: double sized inner edge provides a stable, quick fit for frequent lens changes, ideal for report and event photography Dual protection design: duallayer construction reduces surface abrasion and reliably blocks dust and water stains from entering; permanently protects filters and lenses for long lasting clarity and optic longevity Finely textured protective layer: specially developed surface resists scratches and preserves shape stability over time, with no deformation even under intensive use Ergonomic grip technology: precision grooves and a springy design enable safe onehanded operation; lens cap stays positioned for a trouble workflow Use scenarios Onsite reporting and live events: quick lens changes with reliable protection against dust Outdoor shoots in dusty or wet environments: durable protection maintains lens cleanliness Travel or studio setups: frequent lens switching with secure, onehanded access and stable fit Key benefits at a glance: secure compatibility with 58 mm and 67 mm filters, durable duallayer protection, scratchresistant surface, easy onehanded handling, and sustained optical clarity over time