Perfect for picking up some shopping or any of your other daily needs, this basket is a convenient addition to your Brompton. A easy to reach into and grab what you need, with no zipper or buckle to deal with. It's great for visits to the supermarket. The semi-rigid frame keeps the bag open for you to drop objects, then once on your bike or shoulder, the compartment opening is easily closed with straps. Brompton Basket Bag Features Dimensions (approx.): 400 (W) x 300 (H) x 200 (D); Capacity (approx.): 20 liters; Compatible with all types of handlebars; Internal zipped pocket for small items; Reflective tape for security at night; Tote-style webbed straps for carrying on the shoulder; The lightweight internal frame allows the basket to stand up; A front carrier block is not included when ordering this item, but it is available to purchase here.