www.barbour.com/UK-AW17-Styles/Barbour-Stratus-Waterproof-Jacket/p/LWB0440NY5110
I'm a bit unsure. I have big hips and a big chest huge bum too but want something weather proof, rather than the usual pea coat.
Also wondered if Barbour sizes are generous or skimpy? Going to go for a 14 to be on the safe side I think.