Finely puree blackberries, 125 g yoghurt, 125 ml coconut drink and 1 teaspoon agave syrup. Pour the puree mix into 4 glasses and chill.
Peel bananas. Puree blueberries, 125 g yoghurt, 1/2 banana and 100 ml coconut drink and carefully pour into the glasses onto the blackberry layer. Refrigerate the glasses again.
Puree the remaining bananas, coconut flakes, 100 g yoghurt and 100 ml coconut drink. Carefully pour the banana mix into the glasses and decorate with coconut chips and blueberries. Serve immediately.