The Ona Ave™ Trek Boots combine mountain style with street-ready wearability and cozy details. The Ona Ave™ Trek Boots combine mountain style with street-ready wearability and cozy details. Founded in 1962, Sorel brings the spirit and heritage of expertly crafted boots to a new generation of doers, builders and creators. Their combination of quality comfort fabrics like felt, wool and premium leather and flawless construction finds an audience with fashionable folks who aren't afraid to get their boots dirty.