Sidi Nubes Cycling Boot Send Nubes Nubes is the perfect winter cycling shoe, designed to keep your feet warm, protected, and performing at their best. Its winter-proof build maintains thermal balance even in extreme cold, while the YKK zip and Quicklace closure system ensure a fast, secure fit. The R2CC sole, made of nylon, glass fiber, and carbon, delivers powerful energy transfer and durability. With reflective details and a reinforced toe, Nubes is built to face winter rides with confidence and control. Features Reflective inserts for safer cycling at night Maintains optimal thermal balance in winter conditions making it ideal for enduring cold weather and challenging rides Reinforced toe allows you to ride in any terrain without fear Sizing EUUS364375386396. 5407. 541842943104410. 54511. 5461247134813. 54914. 55015 | Sidi | Nubes Cycling Boot Men's | Size 44 In Black | Nylon