FEISEDY Photochromic lens is irradiated with ultraviolet light and short-wave visible light in sunlight, and the color becomes darker, the light transmittance is lowered; in the indoor or dark, the light transmittance of the lens is improved, and the color fading is recovered.

The photochromism of the lens is automatic and reversible.

The color-changing glasses can adjust the transmittance through the discoloration of the lens,

so that eye can adapt to changes in the ambient light, reduce visual fatigue, and protect the eyes, keep the eyes always the most comfortable state.

INCLUDES:

1 * Soft Cleaning Cloth

1 * Soft Glasses Bag

1 * Sunglasses

1 * Polarized Text Card

Tips:

1. Please do not use sunglasses in high temperatures for long periods of time, which is not good for your health and glasses.

2. The sunglasses should be treated carefully to avoid damage and cleaned regularly.

3. Clean the lens using soap water or neutral detergent, gently wipe dry with the soft glasses cloth included.

4. When you don't need to use them, put the glasses and accessories back in the spectacle case.