The ornamental design for a thumbsleeve for enhancinghand position on a golfclub, as shown and described.
FIG. 1 is a perspective view of the front side of a thumb sleeve for enhancing hand position on a golf club, showing my new design, in the context of a golf glove.
FIG. 2 is a rear perspective view of the thumb sleeve of FIG. 1;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is an elevation view of the closed end thereof;
FIG. 7 is an elevation view of the open end thereof; and,
FIG. 8 is a perspective view of the thumb sleeve shown in a configuration of use.
The dash-dash broken lines represent environment and form no part of the claimed design. The dash-dot-dot broken lines represent a boundary of the claim and form no part of the claimed design.