Antibacterial and anti-fungal treatment keeps the inside of shoes clean.
Activated carbon suppresses unpleasant odors in shoes.
The soft comfort of the air cushion will help your feet get tired.

Main materials
Upper sheet (PVC), moisture absorbing sheet (antibacterial and anti-fungal processing), air cushion, activated carbon, clehalon sheet (PVC)

The insole is made in a standard shape, but the width may not fit depending on the shoes.