1、Purple/Magenta Filter: Suitable for 5-25 meters of green water, can effectively reduce the effect of green tone or green tone caused by green algae, correct color deviation problem. 2、Red (Deep Dive) Filter: Suitable for 5-25 meters of tropical or blue waters, can effectively reduce the red light source absorbed by water, correct the color deviation problem. 3、Pink (snorkeling) Filter: Suitable for shallow water or blue water of about 1-5 meters, can effectively reduce the red light source absorbed by water, correct the color deviation problem. 4、Precision thread mounting makes the filter more stable, more comfortable shooting, knurling anti-slip, convenient for loading and unloading. 5、Aviation aluminum alloy frame, CNC machining, anodic oxidation coloring process. 6、Multi-layer coating film, high transparency and highlight, restore the true color, more exciting photos. Condition: 100% Brand New Item Type: Lens Diving Filter Kit Brand: Sunnylife Model: OA-FI181 Material: Aluminum Alloy + Optical Resin Colors: Purple/Magenta, Red, Pink Fitment: for OSMO ACTION Weight: Approx. 49.3g Package Size: Approx. 10.5x2x8.7cm/4.13x0.79x3.43inch 3 x Lens Diving Filter 1 x Lens Wiping Cloth