Features: Angle adjustable: adjustable filters, so you can turn the gold mirror ring as needed to achieve a satisfactory polarization effect when shooting. Ultra-light: single net weight of less than 1g, without aggravating the load of the head. High quality glass lenses:Good physical properties for clearer imaging and a more professional look to your work. Multi-layer coating: high transparency and high brightness, restore the truely colors, take more wonderful pictures. Effective protection for lenses: water and oil resistant and scratch resistant. Specification: Applicable models: Mini 3 Pro Net weight: non-adjustable: about 0.7g/pc, adjustable: about 0.9/pc Package size: 10.5*5*2.5cm (set) includes: 1 *Lens Filter Set