Trident 6 Ring Zippered Dive Log Organizer Dive Mask Accessories The sensor is great for

The sensor is great for indoor training as well as mountain biking and other cycling environments where GPS reception can be difficult

Universal Strap for Open Heel Pocket FinsA spare fin strap is a very simple

They combine the convenience and versatility of the adjustable fin with the comfort of a full-foot pocket

Flexible purge cover is easy to locate and depress for quick clearing

Adjustable mouthpiece with swivel ball joint

Trident 6 Ring Zippered Dive Log Organizer Dive Mask Accessories The sensor is great for6 ring zippered dive log organizer 6 ring zippered dive log organizer (will hold SSI log book pages) 6. 75 X 9. 5