4 TYPES TO CHOOSE: There are 4 types of heel pads for you to choose. Please check and select the one you like. All are suitable for oversized shoes. Style 01 and style are 4 pairs. skin chafing and cutting 5D ERGONOMIC DESIGN AND HIGH ELASTIC COTTON: Heel grip design with convex top and concave bottom, suitable for 5D ergonomic design. Take care of your feet. Another, it has the non-slip silica gel and high-elastic sponge foam for double care, which can make you soft and comfortable. You can feel your daily walk easy and stress-free all day. EASY TO USE:: These heel stickers have a self-adhesive back; tear off the back cover and insole can also enhance slightly larger shoe sizes by staying firmly in place for a better fit. These heel cushion inserts are easy to apply, stay in place and won't cause bulk in your shoes. They are available for both men and women and fit all types of shoes, such as running shoes, dress shoes, boots, sneakers, work shoes, leather shoes, etc. You can also use them with new loose boots, heels, flats. , moccasins; allowing them to adapt perfectly