From the Manufacturer:
The B-AGILE 3 is designed to make parenting simpler and safer. Any parent who’s tried holding a baby and folding up a buggy at the same time will tell you it’s no picnic. Which makes he B-AGILE 3’s easy one-handed pull-fold mechanism a breath of fresh air. Britax has added a lightweight aluminium chassis, CLICK & GO detachable adaptors to attach its carry cot and infant carriers and a roomy shopping basket to give parents an extremely convenient travel system.’
For more information including where to buy please visit the Britax Website