Bike Seat Bag - Great for Outdoors, Rain Proof, 3m Reflective Strip, Easy Installation, Large Capacity Has 3M Reflective Strip which will help increase your visibility throughout the night. Perfect for tail light! Be safe wherever you go and indulge in the best bike adventure with no worries! Its highly durable velcro straps and two snap-on buckles let you attach the bag securely and easily. Keep your valuables safe while maintaining your focus on the road. Expandable design has a capacity to hold an item as long as 8.5", 3.5" front, and 3.25" back. Made from Nylon fabric, its built to keep contents protected from all weather conditions. Maximize the use of your bag! Contribute to charity. "tatji" is a socially conscious brand and $1 from each sale goes to Philippines Castle Orphanage, Trinity Children's Home - A Foundation of Faith, Hope, and Love. You can give love in every purchase. Your satisfaction is guaranteed. "tatji" offers a no questions asked, money back guarantee. Buy your bike saddle bag in confidence.