The simple design that "NB" has cultivated over the years breaks through the limits of imagination and delivers outstanding products. "NIOBIUM CONCEPT 1" represents an urban style worn in harsh environments, a hiking boot with excellent wind resistance, an easy-to-wear outdoor sandal, and a foot brace. As a pair of slippers with 3WAY specifications, it has also attracted attention in the field of sports shoes. The stylish "grey" new lineup symbolizes the history and tradition of "NB". Toggle race system for removable ankle support. The inner liner is made of "eVent" fabric, which has excellent windproof and breathable properties and can withstand sudden bad weather. The sole component is inherited from the best-selling cross-country running model "MT801" and has excellent cushioning "ABZORB" equipment. Combining functionality and sophisticated design, it seamlessly connects modern city living and outdoor activities.