Whether you're a casual or experience hiker, the lightweight and streamlined Hikelite 18-liter daypack combines essential features and quality construction with the impeccable ventilation that AirSpeed has to offer. Its minimalist panel-loading approach keeps it's silhouette clean and uncluttered for simplified use on any trail. Now featuring a wider and taller frame for improved fit. 18 L and 26 L offer a single unisex size Hikelite 18 Atlas Blue O/S