Prescription sunglasses with optical frames which you can have fitted with your own lenses.
These products have been approved by ciliaryblue who can supply prescription lenses for them. They can produce standard plastic single vision lenses from £15 for prescriptions up to +/-3.0D. Higher powers can be provided with different lens types. Please refer to their web site for more details - www.ciliaryblue.com. We advise you to purchase your sunglasses or goggles first to make sure they are suitable before you order your lenses.