If your shoppers understand that they don’t have any risk associated with purchasing your products, then it will be much easier for them to complete their orders.
Therefore, it's important to be clear to your shoppers that they can easily get a refund on their purchase, return, or exchange an item.
This will decrease fears associated with shopping on your website.
This can be shown on the footer of the product page or in the product description by displaying different icons and badges.