Zerofit Heatrub Ultimate Baselayer - Golf Hiking Skiing Outdoors - Grey Colour:Grey The 5W and 7W do

The 5W and 7W do not include a stepped crown

Its cable-free battery with auto-disconnect and pop-up charging port make it convenient and easy to use

this jacket provides ultimate wind and cold protection

no matter the weather

iron-like design

Zerofit Heatrub Ultimate Baselayer - Golf Hiking Skiing Outdoors - Grey Colour:Grey The 5W and 7W doZerofit's most popular baselayer across their entire collection, the award winning Zerofit Heatrub Ultimate is a best in class, game changing baselayer that has been independently tested and proven to be five times warmer than leading competitors, and twice as warm as a sweater. Technologically enhanced 'Heat Threads inside the garment are activated through even the slightest of movements, gently brushing against the skin to generate positive warmth