Updated for those who demand more, THE ONE™ Vest delivers lightweight core warmth with a clean, modern design. Both wind- and water-resistant, our new shell fabric has enhanced stretch and ripstop durability with a cleaner, matte finish. Innovative AERO™ KNIT insulation allows airflow to provide warmth without feeling stuffy or suffocating. A contemporary streamlined silhouette is ideal for layering or standalone performance. Made to move and built to last, there can only be ONE™.