MeanHoo Trunk Bag With Shockproof Mountain Bike Road Bicycle Cycling Front Frame Bag Tube Pannier Saddle Bag Expandable Travel Bag About the shipping by USPS just need 7-15 business days.Package Set :1x PCS Bike bag - Black.We promise order now with provide a Lifetime Guarantee. Stylish appearance with texture style sides, durable and functional - Velcro straps for stability and easy installation; fits on all bikes with rear seat Each pannier has an outer zippered pocket for additional small items like a phone, wallet, snacks, mini tire air pumps, etc. A slit on the top middle section of the panniers allow cyclists to mount onto smaller racks. It adopts waterproof polyester material, solid and durable it is safe to ride at night. Suitable for most kinds of bicycles, such as fast riding, road bike and mountain bike. Features:Comes with installations kits - Room for holding small items - Easy to disassemble, suits for many kinds of bikes. See the product Description below have any feature detail.