Sport: Training & fitnessExtras: Fastening for a helmetRain cover: IntegratedStraps: Padded shoulder strapsCompartments: Laptop compartmentFastening: ZipOpening system: ToploaderPattern: PlainDetails: Buckle, two-way zip, padded backGrip: Extra strongMaterial advantage: Long-lastingQualities: WaterproofDrinking system: AdaptableVolume: 18 l (Size One Size)Weight: 260 gCarrying options: Various carrying options, adjustable shoulder strapsArticle number: QU152H06N-Q11