Castelli Cycling Squadra Stretch Jacket Review

I'm 5'7", 160 lbs and XL is perfect if you're interested in sizing. So, I have a 10 year old Castelli fold jacket that I still wear (black). The fabric is 100% polyester and is very soft like silk. It breathes very well and is good for cool days. But it's black, doesn't fit very well (flutters in the wind), plus I need more visibility, now my 6am rides start in the dark. I first ordered the Squadra ER Jacket (white) in the inelastic version. The fit wasn't great, as soon as I put it on I wanted