Marine specific comfortable and secure harness that you can t fall out of. This harness was the first climbing harness specifically designed for marine use for more comfort while aloft. Re-engineered in 2016 the Mast Pro Harness features a more lightweight minimal design that reduces bulk while maintaining the comfort and function of previous models. The waste belt is wide to spread load evenly and structured to provide sculpted lumbar support without bulky padding. Extra wide leg straps with unique ratcheting adjustment provide comfort and prevent dead leg. Stainless steel doubleback buckles feature neoprene covers to protect masts and rigging and prevent harness from snagging on shrouds or running rigging. A tripping spike pocket is centered on the back and can be easily accessed by right or left hands. Gear attachment loops are installed on both sides The Spinlock Mast Pro Harness is as comfortable as a bosun s chair, but much safer because you can t fall out of it.