/**
 * Write a description of interface Stretchable here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */

public interface Stretchable
{
    /**
     * Puts the implementing class on.
     * @return true if the thing was not stretched otherwise false.
     */
    boolean putOn();
    
    /**
     * Puts off
     * @return true if the thing was streteched false otherwise.
     */
    boolean putOff();
}