Unisex Professional 2-Way Shoe Stretcher Size 5-13, 2-Way, Length & Width, Wood Set of 2 Wood USPTO Trademark Number of Sibba Brand is 86808694 by SIBBA only. Quality from other sellers can not be ensured. Made of Premium Beech Wood, 14 Holes for Pressure Point Relief GET THE PERFECT FIT: Prevent painful blisters and stop wearing shoes that hurt! Stretch both the length and width of your shoes to get a roomier, custom fit every time. Best used for breaking in your new shoes or loosening up older shoes that are just too tight. EASY TO USE: Just insert the shoe stretchers into the shoes, and then turn the knob clockwise to begin stretching the shoe. Leave the shoe stretchers in overnight, or for 24-48 hours. The longer the shoe stretcher is inside, the more your shoes will stretch. Comprehensive Instructions in the product description.