our shoes stretcher are made with solid pine wood. “NO PLASTIC” construction. Our shoes stretcher is equipped with heavy duty metal shaft, handle and screws. The shoes stretcher are made with nature pine wood with nature wood tree scents. Work on both women and men shoes. (TWO WAY FOR LENGTH AND WIDTH) our shoes stretcher provided two way to stretch the length and width. The length is to increase the shoes size, width also come with the black bunion, it will help you to adjust the specific shoe area to meet your need. No more feet blister and pains for wide feet people (WORK WITH MANY TYPE OF SHOES) this shoes stretcher suitable for many different type of shoes like: flats, casual shoes, canvas shoes, sport shoes, tennis shoes, sneakers, high heels shoes with (2. inch or less). DOES NOT WORK WITH LONG BOOTH. (SUPER EASY TO USE) simply insert the shoes stretcher into the shoes, and turn the knob clockwise to stretching your shoes, once turned to your desired length or width. Leave the shoes stretcher inside of your shoes overnight or more than 24 hrs. The 4 black bunion is designed to stretcher the specific area of your shoes. (NO MORE PAIN) stretcher your shoes into perfect fit for your feet. No more tight shoes. No more pain on you foot. Each shoes stretcher come with 4 black bunion/corn plugs. Great feature to relieve bunions/corns and other shoes pressure points.