Dublin Boot Tree/Stretcher. Improper boot storage can cause boots to misshape, lose their firmness or develop creasing. The Dublin Boot Tree Stretcher ensures your boots maintain their shape when stored away, preventing creasing or long-term bending damage. The Dublin Boot Tree Stretcher is lightweight, so easily taken to and from shows or to and from the yard. Boot Trees/Stretchers are intended for long boots to prevent boots sagging and getting permanent damage.