I came across the pants on the following link and wanted your opinion if this is just the kind of clothing need for Iceland for a trip in late August/ early September: The item is even lower than the sale price in the link via a 20% off coupon that tripadvisor rules won't allow me to post but which you can find online. Let me know your thoughts.
The product description states, "The Nike Therma Men's Training Pants are made with thermal sweat-wicking fabric to help keep you warm and comfortable during your workout.
Fabric: Dri-FIT 100% polyester
Nike Therma fabric helps keep you warm
Dri-FIT Technology helps keep you dry and comfortable
Articulated seams for natural range of motion
Elastic waistband for a secure fit
Side pockets for storage
They also have a hoodie version: