Peel the banana and break it into the blender. Halve the kiwi fruit and scoop the flesh into the blender with a teaspoon. Slice the fat cheeks off the mango stone, then slice the thinner sides off the stone. Slice the mango flesh off the skin and add it to the blender. Slice as much flesh off the stone as you can and add that too.
Halve the orange and squeeze the juice into the blender. Pour in the maple water and add a few ice cubes. Blitz till smooth and combined.