Siwangongli Children's Sunglasses for Boys And Girls Aged 3-12 Polarized UV Protection Baby Sun Glasses Trendy Special Desig

All measurements are approximate and may have slight variations.

High-definition polarized lenses

Filters out UV glare

Provides clear vision by filtering out glare/strong light/scattered light

UV protection ≥98.9%, UV400

Polarized for eye protection and anti-glare

Sun protection index, UV blockage

Blocks UVA and UVB rays in different wavelengths

Reduces eye damage from varying sunlight intensities

Complies with Chinese and international standards

Testing conducted by third-party organizations

Detailed testing results available

The sunglasses should have a smooth surface where it comes in contact with the wearer's skin, without any protrusions that could potentially harm the body.

Visible light transmittance between 380mm-780nm should be within the specified range.

UVB and UVA transmittance should meet the standards.

UV400 should block UV rays effectively.

The sunglasses should be comfortable to wear and suitable for different face shapes.

The text includes detailed technical specifications, testing results, and quality assurance information for the children's sunglasses by the brand Four Thousand Kilometers.