The incline dumbbell press is also known as the incline dumbbell bench press, and it’s a variation of the movement where you’re sitting on an incline bench rather than laying completely flat.

How to Do the Dumbbell Incline Press Sit on the incline bench set to a 45 to 60 degree angle holding a set of dumbbells. Drive your feet into the floor, drive your glutes into the seat, squeeze ...

It's generally believed that the incline press is better for the upper chest, while the flat bench is better for the lower chest. However, this study challenges that idea.