With no mounts or screws, the bag attaches in seconds to any bike. The holster is hardcase for easy loading and is fastened with reflective paracord and reinforced eyelets. Made from textured nylon and with nylon webbing for extra strength, this product is made to last.Hand made in our Yorkshire workshop, all bags are finished with the classic Restrap label, made from vegan-friendly PU.The holster fits up to an 8 litre dry bag and is secured with a Fidlock magnetic buckle that's easy to adjust, even whilst wearing gloves.Weight - 427gCapacity - 8 Litres(8 Litre version with dry bag included)The holster fits up to a 14 litre dry bag and is secured with a patented magnetic buckle thats easy to adjust, even whilst wearing gloves.Weight - 535gCapacity - 14 Litres(14 Litre version with dry bag included)The holster fits up to an 18 litre dry bag and is secured with a patented magnetic buckle thats easy to adjust, even whilst wearing gloves.Weight - 645gCapacity - 18 Litres(18 Litre version