Opteka 58mm HD2 3 Piece (UV, PL, FL) Filter Kit for Canon EF 24mm f/2.8, 28mm f/1.8, 50mm f/1.4 USM, 85mm f/1.8, 100mm f/2, 100mm f/2.8 SLR Lenses 3 Piece Filter Kit with Protective Carrying case included High-index / low-dispersion optical glass, fully multi-coated optical glass lens Fantastic for all types of photographic situations Made and designed in Japan Lifetime warranty