1. High-toughness material protects lenses from bumps and impacts. 2. Ultra-wide scene coverage enables seamless panoramic shooting. 3. Quick-release buckle design allows fast installation/removal for different scenarios. 4. Upgraded materials deliver HD clarity and transparency. 5. Ventilation holes effectively prevent lens fogging. 6. Compatible with both anti-fog quick-release protector and silicone cover. Main Material: Optical-grade PC. Net Weight: 0.27 oz (7.6g). Gross Weight: 1.85 oz (52.4g). Product Dimensions: 2.09×1.77×1.85 in (5.3×4.5×4.7 cm). Package Dimensions: 3.15×1.46×4.13 in (8×3.7×10.5 cm). Packing list: Protective Lens ×1, Storage Bag ×1, User Manual ×1, Storage Case ×1, Cleaning Cloth ×1.