ヘルメット (自転車)
1. Bicycle helmetA bicycle helmet is designed to attenuate impacts to the head of a cyclist in falls while minimizing side effects such as interference with peripheral vision. There is an active scientific debate, with no consensus, on whether helmets are useful for cyclists in general, and on whether any benefits are outweighed by their disadvantages.
Read “Bicycle helmet” on English Wikipedia
Read “ヘルメット (自転車)” on Japanese Wikipedia
Read “Bicycle helmet” on DBpedia
Read “Bicycle helmet” on English Wikipedia
Read “ヘルメット (自転車)” on Japanese Wikipedia
Read “Bicycle helmet” on DBpedia
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