The outstanding properties of Primaloft have rapidly become a top favorite among people who love all kinds of outdoor activities. KISU means “ Steelhead” in Indian native language on the North Western coast of BC, Canada & it is in these environments this jacket excels.. Kisu is cut to be comfortable under a shell jacket. If you want it to be loose fi t, buy it one size larger than normal. It has a full length front zipper, two zippered side pockets & elastic cuffs & hem. Weight in Size “L” is only 320 grams (11, 3 oz)!! Sizes: M-XXL CODE: F-XX-KISU- (+SIZE)