The ornamental design for a band for gymnasticexercises, as shown and described.
1. Band for gymnastic exercises
1.1 : Perspective
1.2 : Bottom
1.3 : Right
1.4 : Top
1.5 : Left
1.6 : Front
1.7 : Back
In the reproductions, the broken lines are used to indicate a symbolic break in length. The broken lines, and the appearance of any portion of the article between the break lines, form no part of the claimed design.