the ortlieb downtown ql3.1 purple saddle bag 2016 is the perfect companion for the journeys bicycling through the city at rush hour, ensuring protection and capacity for documents and portable. this bag is waterproof and can attach to the bike and release with one hand easily and quick. it presents a broad and padded strap as well as a carrying handle which can comfortably carry the bag on the shoulder or hand. in addition, it has reflective elements to ensure the visibility of the rider. your anchor is the quick-lock 3.1. features: -rear saddlebag. -for documents and portable. -waterproof. -easy coupling to the bicycle. -wide and padded strap for carrying. -reflective elements. -capacity: 18 l. -weight: 1550 g. -dimensions: 36 x 36 x 14 cm.