You can gently tap various parts, especially the corners and edges, to allow air to enter the fluff the filling, or place the pillow in a ventilated area and expose it to sunlight for 1-2 hours before tapping to make it fluffy.
You can gently tap various parts, especially the corners and edges, to allow air to enter the fluff the filling, or place the pillow in a ventilated area and expose it to sunlight for 1-2 hours before tapping to make it fluffy.