Schwalbe Pro One. Creating Souplesse. • 700 x 25c (235 grams) / 700 x 28c (250 grams) / 700 x 30c (280 grams). Souplesse Carcass Construction: Two carcass layers underneath the tread render the tire smooth, comfortable, and puncture-resistant, while three lateral carcass layers ensure high cut-resistance.
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