Sunglasses Sizes: Complete Fit Guide
Sunglasses are sized by lens width, bridge width, and temple length.
Sunglasses Frame Measurements
Standard size components explained
| Measurement | Typical Range (mm) | Location | Purpose |
|---|---|---|---|
| Lens Width | 40-62 mm / 1.6-2.4 in | Widest part of lens | Determines coverage, main size |
| Bridge Width | 14-24 mm / 0.6-0.9 in | Between lenses | Nose fit, frame balance |
| Temple Length | 120-150 mm / 4.7-5.9 in | Arm from hinge to end | Ear reach, side fit |
| Frame Width | 120-150 mm / 4.7-5.9 in | Total front width | Overall face coverage |
Sunglasses Size Categories
General sizing by lens width
| Size | Lens Width (mm) | Bridge (mm) | Best For |
|---|---|---|---|
| Extra Small | 40-45 / 1.6-1.8 in | 14-16 / 0.6-0.6 in | Children, very small faces |
| Small | 46-50 / 1.8-2.0 in | 16-18 / 0.6-0.7 in | Narrow faces, petite adults |
| Medium | 51-54 / 2.0-2.1 in | 18-20 / 0.7-0.8 in | Average adult faces |
| Large | 55-58 / 2.2-2.3 in | 20-22 / 0.8-0.9 in | Wider faces, more coverage |
| Extra Large | 59-62+ / 2.3-2.4+ in | 22-24 / 0.9-0.9 in | Very wide faces, oversized style |
Frame Shape by Face Shape
Matching frame styles to face shapes
| Face Shape | Best Frame Shapes | Avoid | Key Feature |
|---|---|---|---|
| Oval | Most shapes work well | Oversized frames | Balanced proportions |
| Round | Angular, rectangular | Round, small frames | Add definition with angles |
| Square | Round, oval, aviator | Boxy, geometric | Soften angles with curves |
| Heart | Aviator, round, cat-eye | Heavy top frames | Balance wider forehead |
| Long/Oblong | Oversized, wraparound | Narrow, small frames | Add width with larger frames |
Visual Size Comparison
Size comparison visualization.
Size Calculator
Find the right size for your measurements.