| 摘要 |
<p>A bicycle tire provides a first sidewall and a second sidewall each including an interior portion and an exterior portion. A rim attaching portion including a slipping reduction portion having an extended rim contact surface is connected to an inner circumference of each of the first sidewall and the second sidewall. A tire tread portion is connected to an outer circumference of the first sidewall and the second sidewall. A portion (110) of the first sidewall and the second sidewall proximate to the inner circumference of the first sidewall and the second sidewall on the opposite side of the rim attaching portion from the slipping reduction portion has additional material (210,310) providing a varying thickness.
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