VocalSkull Alien 5 Bone Conduction Prescription Glasses with Photochromic Lenses

• Lenses are clear indoor and darken automatically when exposed to sunlight
• Fast dark, fast clear - color changes within seconds
• Long-lasting satisfaction -  95% photochromic retention even after 3 years' usage
• UV 400 certified, providing 100% protection from UVA & UVB rays
• Significantly reduce glare and enhance visual experience
• Lens refractive index: 1.56
• It takes 10 days to process prescription lens orders
• Due to the nature of the product, please be aware that we do not provide refund or return service for prescription orders

Photochromic lenses for myopia and astigmatism:

• Myopia: -6.00 to 0 diopters
• Astigmatism: 0 to 2.00 diopters

After placing the order, please send in your eye prescription to prescription@vocalskull.com together with your order number and we'll take care of the rest. Make sure below data is included:

• Diopter
• Pupillary Distance (PD)
• Axis (if you have astigmatism)