3.11 is the outer layer closest to the elements. It supports the base layers to maximise water time without affecting movement. This light weight outer shell, minimise the wind chill factor while also minimising water absorption. Maintaining a light feel while riding and can be worn as the conditions change. Made with a rip stop stretch material from 95% recycled polyester. This makes this product part of our S.P.R range. 95% recycled polyester ripstop with 5% spandex for stretch. Push button closure. Traditional coach jacket fit.