The ornamental design for a sheet for exercise, as shown and described.
The patent or application file contains at least one drawing in color. Copies of this patent with color drawings will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a top plan view of our new design for a sheet for exercise;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a front elevation view thereof, and is equivalent to a rear elevation view thereof;
FIG. 4 is a right-side elevation view thereof, and is equivalent to a left-side elevation view thereof; and,
FIG. 5 is a perspective view thereof, including the top, right and rear sides.
The broken line showing of the bottom side and portions of the front, right and rear sides are included for the purpose of illustrating environmental structure, and forms no part of the claimed design.