• 4-in-1 Filter: Including ND8-PL, ND16-PL, ND32-PL and ND64-PL filters
• High-definition professional optical glass with high durability and scratch resistance, multi-layer nano-coating process to ensure clear imaging
• The multi-layer nano-coating process makes the lens with high-quality waterproof, oil-resistant, stain-resistant, and scratch-resistant properties, restoring true colors
• The frame is made of aerospace-grade aluminum material, which is securely sealed, light in weight and durable, and will not fade or rust

Specifications:

• Material: aluminum frame + Schott optical glass
• Applicable models: for DJI Osmo Action 4/3