MaterialMade of good quality PP material, which is durable and flexible, helps to keep boots in good condition.there are 2 sizes for 16inch,12inch, suitable for various high, medium and low ankle boots Easy to useJust roll it into shape and insert into boots; you can hang the holes in the top of each boot shapers on hooks for convenient storage Keep shapeThese sturdy boot shapers slide into the boot to keep the shape and shape of the boot, protect the boot, and keep each boot in a good supporting shape Use in multiple occasions It is suitable for boots of men and women to keep boots upright and reduce bending, sagging and collapse; most importantly, it can keep your boots well ventilated FunctionKeep your boots straight, beautiful, and organized for better ventilation, suitable for daily use and storage boots in winter or autumn and reduce bending and hanging down, good helper in daily life.