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SurfAlk13 Protection Size Guide
Helmet Sizing
To ensure a perfect fit, measure the circumference of your head starting in the middle of your forehead and match it with the sizes below.
| Sizes | Head Circumference |
| Small | 51-53cm |
| Medium | 54-56cm |
| Large | 57-59cm |
3-Pack Protection Set Sizing
| Sizes | Recommended User Age |
| XS (green) | Up to 10 years |
| S (blue) | 10-12 years |
| M (red) | 13-15 years |
| L (brown) | 16-99 years |
Knee pads Sizing
| Sizes | Recommended User Age |
| S-M | Up to 15 years |
| L-XL | 15-99 years |
Hip Pads Sizing
| Sizes | Recommended Age | Recommended Weight |
| S | Up to 12 years | 20-40kg |
| M | 12-15 years | 40-75kg |
| L | 16-99 years | 75-100kg |
