SPACE SAVER Compact storage design that reduces weight and saves space in your camera bag. TOUGH PROTECTION Contains two metal caps that screw into the top and bottom side of your lens filters providing robust protection. QUALITY ASSURED Made from hardened aluminium. Back by our lifetime warranty. PRECISION THREADS Meticulously machined threads for a secure connection. PLANT 5 TREES These Urth filter caps funds local communities to plant 5 trees in areas affected by deforestation.