Please note that once your order is processed, this product becomes non-returnable and non-refundable. We want to ensure that you are fully aware of this policy before making your purchase. Additionally, it's important to know that this item does not come with any warranty. We apologize for any inconvenience this may cause, but we wanted to be transparent about the absence of warranty coverage. We regret to inform you that spare parts for this product are not available. While we strive to provide the best customer experience possible, unfortunately, we are unable to offer spare parts for this particular item. It's worth noting that if your prescription changes in the future, you may need to purchase a new complete set. The lenses in this product are not replicable, and therefore, replacing them individually is not possible.