Castelli GO Cycling Jacket

The Go Jacket is Castelli's most versatile jacket. It can be used as a light shell in mild conditions or go to cold conditions by adding insulating layers underneath. Stretchy, comfortable, breathable, windproof, water resistant, elegant, and lightweight, this jacket has it all. Get out and Go.If you're looking for just one jacket to do it all, start here. We used our lightest GORE-TEX INFINIUM™ WINDSTOPPER® three-layer stretch fabric, which makes it great for milder conditions, and the stretch gives it a great fit. It's the same outer fabric as we use for our Alpha RoS 2 Jacket, called "The benchmark in how the best winter jackets should perform" by Cyclingnews.com, but the Go Jacket forgoes the Alpha's integrated liner so you can decide how much insulation you need. Add a Flanders Warm base layer and thermal jersey to extend the comfort range to subfreezing temperatures. But the fabric is only the start. We've tailored the fit to be close to body but not too close. It gives a good dr