Preheat the oven to 350 degrees. Line an 8x8 baking dish with parchment paper or spray with cooking spray. Set aside.
In a small bowl combine the flax meal and warm water. Stir then set aside to thicken.
In a mixing bowl mash the banana, add the flax egg, sunflower seed butter, and honey. Stir until creamy.
Add the gluten-free rolled oats, baking powder, and sea salt. Stir together. Add the chocolate chips, unsweetened coconut shreds, and raw sunflower seeds. Fold into the batter.
Evenly spread the batter into the prepared 8x8 baking dish. Evenly sprinkle the toppings on top. Bake for 25 minutes. Remove from the oven and let cool completely before cutting into 9 bars.
Keep leftovers in an airtight container for up to 3 days.