The Huffy Expandable Rear Rack Bag is great bike bag to take to the market place, beach adventure or quick shopping trip. It attaches easily to the rear bike rack and is constructed of 600D polyester base material with reflective details. The Huffy Expandable Rear Rack Bag has ballistic nylon straps created with durable resin buckles for quick release and detachment. Remember that the bag conveniently expands increasing storage capability and holds up to 10 lbs.