The Topeak MTS Trunkbag DXP is our largest trunk bag with a capacity of 22.6 liters. This bag features extra-large fold-away side pockets and a water bottle holder. The bag is equipped with a Racktime adapter plate at the bottom, to which the Racktime Snap-it adapter can be attached. Please note: the Snap-it adapter is not included. The bag is equipped with Velcro for mounting on almost any rear rack. Topeak's unique manufacturing process ensures a robust and water-resistant bag. The Trunkbag has a divided main compartment, an expandable lid pocket, and two expandable side pockets for extra storage. The water bottle holder allows you to carry more water on long rides. This bag can be used universally with Velcro attachment or with the integrated mounting plate and Racktime Snap-it adapters. Product specifications - Color: Black - Brand: Topeak - Primary base color: Black - Storage volume: 22.6 liters - Design: With Velcro for mounting on almost any luggage carrier - Material: Flexible 600D fabric - Waterproof: Yes - Main compartment: Divided - Side pockets: 2 fold-out side pockets - Water bottle holder: Yes - Adapter plate: Including Racktime adapter plate at the bottom of the bag - Dimensions: Not stated (not in the input)