Fits under the saddle rails of the Aspin saddle using the well-known KlickFix-system and a leather strap around the seat post. The cover is being closed with leather strap with buckle. A taillight can be fitted using the strap on the cover. The bag is made from a very durable, water-repellent canvas, which is trimmed with leather details and reinforcements. Available in grey or black. Volume: 2.4 liter. KlickFix-system for Gilles Berthoud saddles is included!