Single bladder wing, can be used for sport or technical diving. Big Blue 23kg lift with fiberglass backpack and harness (dual tank band straps), adjustable straps with stainless steel D-rings. New condition
Strap colour: Black
Reads your heart rate, calories, steps and tracks sleep quality.
Syncs to Discovery Vitality for vitality points
Had this for 2 months but will be upgrading to a sports watch.