Ikelite 6441.31 UR/Pro Blue Water Color Correction Filter for 2.2 Diameter Port Shortened Length Snorkeling - Full Face Mask Accessories The angled footbed reduces strain

The angled footbed reduces strain during finning

The battery has a custom-designed protection circuit which provides a variety of protection features built into the battery

2-Year Service Interval with Inspection to help maintain optimal diving gear performance

A 3D Full-Tilt Digital Compass plus built-in GPS assists surface navigation

Built with a comfortable high-grade silicone skirt and a wide headband

Ikelite 6441.31 UR/Pro Blue Water Color Correction Filter for 2.2 Diameter Port Shortened Length Snorkeling - Full Face Mask Accessories The angled footbed reduces strainEnhances warm reds and oranges in tropical "blue" water with available sunlight up to 80' (24m). Secures to the outside of the Ikelite lens port offering easy installation and removal. For use without a flash.