SKS: The SKS EXPLORER STRAPS seatpack showcases a high level of workmanship, constructed with durable, water-repellent fabrics to resist rainwater and dirt.SKBEX11573Capacity: 500mlWeight: 85gSKBEX11523Capacity: 800mlWeight: 137gSKBEX11524Capacity: 800ml to 1800ml when expandedWeight: 186g Laminated zip protection prevents moisture ingressErgonomic EASYZIP slider for ease of useBright orange interior lining to help find items on low light conditionsHook & loop fastening for a secure and paintwork-friendly fitLED attachment loopReflective detailingSKBEX11573Capacity: 500mlWeight: 85gSKBEX11523Capacity: 800mlWeight: 137gSKBEX11524Capacity: 800ml to 1800ml when expandedWeight: 186g