A looser fit won't limit your movement.
The total weight of the jacket is only 90 grams in size M.Material Composition: 100% nylon Of course there are distinctive reflective elements for KILPI products.. KILPI TIRANO-M is a men's running jacket made of ultra-light, breathable material SIBERIUM DWR WB, which is treated with a windproof and water-repellent layer.