Bicycle Saddle Bag with Water Bottle Pocket Waterproof Bike Seat Bag Reflective Cycling Rear Seat Post Bag with Kettle Pouch Large Capacity Tail Rear Bag MTB Road Bike Bag Bicycle Storage Bag can be installed on mountain bikes, folding bikes, road bike. Compact zipper strengthen the ability of waterproof. Reflective enhances visibility and safety at night. Easy install and quick remove. High-quality polyester material, waterproof, durable and easy to scrub. Perfect size for all your essentials. Mesh bag for your water bottle convenient. ( Water bottle is not included ) Strong adhesive fastener tape makes bag be secured in place. Note: Tail light and water bottle will not be included. Specifications: Size: 24 * 9.5 * 9 cm / 9.4 * 3.7 * 3.5 in Weight: 143 g / 5.0 Capacity: 1.8L Material: Polyester. Upgraded newly design bike saddle bag with water bottle pocket, water-resistant and tear-resistant. Concise style , better material , perfect size, creates a best bike tail bag for and cycling. Package List: 1 * Bag