Protalus insoles align your body from the ground up

It nurtures the leather and at the same times keeps it durable

The soft insole makes them perfect for all maximum-support fitting athletic shoes

for men and women

Features automatic width adjustment

XYH Shoe Stretcher with Dust-Proof Bag, Pair of Tough Plastic Premium Shoe Stretchers, Adjustable Width and Length. Color Grey Work Boots Protalus insoles align your bodyXYH Shoe Stretcher with Dust Proof Bag, Pair of Tough Plastic Premium Shoe Stretchers, Adjustable Width and Length. Color Grey [COMPARED WOODEN SHOE STRETCHERS ADVANTAGE]: Unlike wooden shoe trees, The plastic shoe stretcher will not go corroded or deformed as time goes by like wood shoe expander, which makes it more durable. it wont cause any hurt to your hand nor your shoes,Suitable for M'S SZ(8. 5 13. 5) WM'S SZ (9. 5 13. 5) [ENVIRONMENTAL