Thermal Fusion Undergarment
The Thermal Fusion is a high performing diving undergarment, maximizes warmth, and provides an unrivaled flexibility and fit.
Designed by divers, the Thermal Fusion was rigorously tested by professionals to ensure the highest level of comfort and warmth.
Proven by science, independent laboratory tests by the Sport Innovation Center (SPIN) validate the superior insulation value of the Thermal Fusion.
Cold water immersion and controlled cold weather environmental tests determined effectiveness in protecting skin and core temperatures.

*excludes tanks and weights - read our terms of service when you checkout!





Fusion Bullet Drysuit
Fusion Boots
Heat Hood Non Zipped