The Bugaboo Donkey 5 Duo extension set complete gives you the freedom to transform your Bugaboo Donkey 5 Mono into a side by side double pram. You can combine this box with the Bugaboo Donkey 5 base to create a complete pram for two children of different ages. Choose from available trendy colours to style it your way. This extension set comes with all the elements to make your Bugaboo Donkey 5 ready for your growing family: seat/bassinet frame, carry handle, seat fabric complete, rain cover, sun canopy fabric, sun canopy wires & clamps.