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Available colors | ||
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User rating |
B'Twin 500 | B'Twin 520 | |
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Type | Open face | Open face |
Area of use |
| Urban/Commuting |
Junior/Senior | Adult | Junior |
B'Twin 500 | B'Twin 520 | |
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Colour of product |
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Number of venting holes | 17 | 6 |
B'Twin 500 | B'Twin 520 | |
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Sizes |
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Weight | 19.75 oz | 8.82 oz |
Pros | ||
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Cons |