Motorcycle Rear Tail Bags Fitment: Can as Dry Bag, Messenger Bags, Backpacks, Luggage, Handbags, Duffel Bag, Rear Tail Bag and so on. Can be Used for Including But Not Limited to Motorcycles, Cars, Scooters, ATV, Bicycles, Camping, Traveling, Mountain Climbing and Riding. Motorcycle Luggage Description: High-Quality Waterproof Material -- 500D PVC Material Design with Waterproof Welding Seam, Even If the Motorcycle Tail Bag is Exposed in Heavy Rain, the Goods Inside the Motorcycle Luggage Can be Kept Dry. Easy to Clean and Wipe. 40L Super Capacity -- The Length of Luggage Can Reach 50cm/19.7 Inches, the Width Can Reach 38cm/15 Inches, and the Height Can Reach No Less Than 40cm/15.7 Inches. It's Very Easy to Fit a Full Size Motorcycle Helmet. Air Vent Valve Design -- When There is a Lot of Space Left in the Duffle Bag, You Can Roll up the Bag, Cooperate with the Air Vent Valve, and Compress the Duffel Bag Size to Achieve the Purpose of Portability. All Belts of the Motorcycle Bag Have been Lengthened. Multi-Directional Reflective Warning Strips, Which Can Ensure the Safety of Traveling at Night. Increase the Functions and Precautions of the Product.