Sidemount Principles For Success Verified (2025)

If your hands are holding you in place, you are not in control.

Sidemount began in the 1960s in UK sump exploration. Caverns needed a system that was minimal, allowed cylinders to be removed in tight spots, and kept the diver’s back free. By the 1970s, the concept crossed to Florida and Mexico, where extensive “wet” caves demanded better . The “English System” of a cylinder strapped to the thigh evolved into the modern “American/Mexican” style, with cylinders tucked under the armpits and held in place by bungees. sidemount principles for success verified

The harness must be properly fitted to ensure stability. A well-adjusted system keeps cylinders in a low-profile, "under-the-arm" position. If your hands are holding you in place,

A single length of shock cord running across the back and under the arms. This provides excellent flexibility and keeps the valves tucked tightly into your armpits for maximum streamlining. By the 1970s, the concept crossed to Florida

The bodies of the cylinders should run along the latissimus dorsi muscles, neither dropping below the body nor floating above it.