Dumbbell flys: Common mistakes and how to avoid them.
How to Do an Incline Dumbbell Fly: Techniques, Benefits, Variations
Delmar Health and Fitness - Dumbbell Fly: Step 1: Start by lying down on a flat bench. Hold a dumbbell in each hand, resting the weight on the top of your thighs.
Which is better, doing dumbbell flies on a flat bench or an inclined bench? - Quora