Engwe M20 waterproof rack bagDurable and water resistant rear bike bag designed for the Engwe M20 and similar e bikes. Available in 7 L trunk or 1735 L expandable pannier options. Made with abrasion resistant polyester, reinforced with internal padding or frames, and includes reflective strips for visibility. Features secure Velcro or strap based mounting, with optional MIK adapter compatibility for added stability. Ideal for commuting, touring, or all weather storage.