Buy this Norrøna product here: http://norrona.com/en-GB/Products/4357-15/2260/bitihorn-lightweight-pants-w/
Our lightest hiking pants with durable stretch panels in the knees and seat, made for warmer days. These wind protective, quick-drying pants are very comfortable with excellent breathability. Features include Custom-fit system™, thigh pocket, Velcro® leg tightening, and inside mesh for mobile phone.