Not every summer day brings a heatwave, so a lightweight Seamist jacket is the remedy to unseasonable stints. Its hybrid construction provides super-light, warming Primaloft quilting in the body with sleeves made from stretchy softshell and the dipped hem with a fitted silhouette give it a neat, sporty appearance. From early morning dog walking to evening weeding, the Seamist will take the edge off the cooler corners of the summer