Adjustable Width: Adjustable boot enlarger from 7 to 12 cm, suitable for high heels, flats, sneakers, boots and other men's and women's shoes that require a wide shaft High Quality Materials: Our shoe stretcher is made of ABS + TOR, thick and shiny material, there are zinc alloy screws in the middle, strong endurance and not easy to break Non-Slip Design: The steel wires on both sides of the shoe tree are frosted, when you turn the screw, the non-slip edges ensure that the shoe does not move, making the shoe evenly stressed Easy to Use: Simply adjust the screws to the desired size and place the shoe enlarger in the shoe, no additional tools required, saving you time and energy Safe and Stable: Our adjustable shoe tree has a smooth, rounded exterior that keeps your shoe intact while maintaining its shape general