Being able to finish with contact around the basket takes practice. You have to learn how to be able to absorb the contact and finish despite getting bumped or bodied, this is especially true when getting an offensive rebound. This type of basketball rebounding drill is going to work on getting an offensive rebounding and then finishing with contact around the basket. The pad is going to simulate the defensive player pushing up against you and even maybe fouling you some on the finish. You must learn to be strong with the basketball and learn the proper footwork to finishing around the basket.