This bike cargo trailer is designed with safety, durability, and convenience in mind. Triple visibility details, including a red flag and reflectors, ensure you stay seen from multiple directions, while the foldable, lightweight steel frame balances size and strength. The removable storage box, rear gate, and quick-release inflatable tires make hauling gear smooth and easy, whether on errands or outdoor adventures.Features - Fits 19-35mm seat posts Reflectors and large flag for nighttime visibility Removable and foldable storage box with 17.25-gallon capacity Rear gate lays flat for transporting large or awkward items Rear seat post clip adjustable to 30" or 32" height Large inflatable quick-release tires Quick and easy to assemble and disassemble for storage Specifications - Color - Black Materials - Steel, Polypropylene Overall Size - 57" L x 24" W x 30"/32" H (without flag) Folded Size - 26.5" L x 19" W x 10.25" H Cargo Compartment Size - 25.5" L x 17.25" W x 6"/8.25" H (Bottom to G