After 4D sponge massage, follow the tape to prevent foaming/rub the foot to improve the size of the foot

Prevents ankle lather improves shoe nonheel

Another easy option for comfortable fit

Usage:                                         

Is applicable to all shoes with rear uppers: shallow mouth single shoes (boat shoes), front hollow side hollow half sandals, casual shoes, sneakers, and so on.                           
Pair for a pair of shoes, can not change shoes, once and for all.

Tear off the back sticker, directly on the inside side of the heel upper, and press tight.

Length is only suitable for wear - resistant skin with thin type. Thin tape only blocks wear - resistant function, do not adjust code.              

If there is a lot of space behind the shoes, very non-heel, the use of thick style is recommended.

Upper shoes can also be used in thicker styles.
                                                                     

Use the point
Thin after the heel only blocks anti - wear function, do not adjust the code. Applicable to fit shoes.

Thick back heel is suitable for shoes with a horizontal width that is just right, but a section of the vertical length.

Vertical length of half fingers or so can only be used with thick.

Long one finger left and right to combine the front half pad for use.

If the horizontal is also loose, belong to the overall wide shoes, more to combine the insole (half pad or increase after heel or full pad) use.

Hot seller:
Front palm pad + heel pad, aimed at half of the size of the shallow mouth single shoes, can be solved at the same time: not heel feet, ankle frosting, high heels foot pain.