**Specifications:**
**Brand:** 40000KM
**Design:** Frameless polygon, clip-on sunglasses
**Features:** Lightweight, convenient, instant transformation into sunglasses
**Benefits:** Solves the inconvenience of strong light for myopia wearers
**Functionality:** Easily switch between prescription glasses and sunglasses
**Material:** Double-sided silicone for scratch-resistant lenses
**Lens:** High-definition polarized lenses for clear vision and reduced glare
**Protection:** 9-layer polarized lenses for filtering out 99% of glare, UV rays, and unwanted light
**Certifications:** Institutional testing and certification by MA, CNAS, IAC-MRA
**Parameters:**
- Lens Width: 61mm
- Lens Height: 52mm
- Bridge Width: 15mm
- Temple Length: 132mm
**Product Type:** Clip-on sunglasses
**Product Code:** SWT1001
**Weight:** Approximately 8g
**Frame Material:** Alloy + Resin
**Frame Color:** Black Gray
**Gender:** Unisex
**Functions:** Polarized, UV protection, sun shading
**Suitable for:** Various scenarios including travel, vacation, outdoor activities, driving, and fishing
**Note:** Measurements are hand-taken and may have a 1-3mm error. Please refer to the actual product for accurate sizing.
