Stretcher Width: 2.75-4.52inch.
Shape Extenders and Width Extender for Men s & Women s Shoes or Boots US 4-8 Pc Boot Size Shaper Expander Widener High Heels Shoe Stretcher Adjustable Red 4 Pack Shoe Accessory Type: Other Shoe Gender: Unisex Shoe Materials: N/A Dimensions: 2. By rotating the adjustable contour knobs on both sides of the shoe stretchers you can easily reach narrow tightly fitting areas.