In the United States, all contact lenses—including decorative or cosmetic ones that do not correct vision—are classified as by the FDA . This means it is legally required for a seller to verify a valid prescription from an eye doctor before completing your purchase.
The following reputable retailers sell non-prescription (0.00 power) colored and cosmetic contacts but verify your prescription information with your doctor: Safe Non-Prescription Colored Contacts with Fast Shipping
If you don't have a prescription but want non-corrective (plano) lenses, you still need an eye exam to ensure a proper fit and avoid risks like corneal scratches or infections.
