EVOC Seat Bag Taking gear along with you just got easier. The Evoc Seat Bag is made out a durable ripstop fabric to keep your items safe and has one main zippered compartment. An adjustable strap on the back of the bag secures to your seat post and a compression strap on top of the bag doubles as a securing strap underneath the saddle. The EVOC Seat Bag is super lightweight and comes in two sizes, with the larger size weighing only 48 grams. Features Ripstop main fabric Compression strap doubles as under seat securement Main zippered compartment Adjustable seat tube strap hooks onto seat tube SPECIFICATIONSMaterials Water-resistant ripstop fabric Closure Zipper Gear Capacity0. 3L/Small, 0. 5L/Medium Pack Weight41g/Small, 48g/Medium Dimensions13 x 8. 5 x 7. 5 cm (small), 15 x 8. 5 x 8 cm (Medium)Sizing Size Small Medium Bag Capacity0. 3L0. 5L | Evoc | Seat Bag Steel