Do you want to add power to each stroke? You can do just that with the Unique Sampras lead tape. The adhesive is on the back of the tape strips for easy press onto the racket. The tape stripes fit on either side of strings on the inside of the racket frame.
Adhesive is on back of lead tape strips for easy press onto racket
Measurements: L 72 in x W .25 in
Fit on either side of strings on the inside of racket frame