NA9014A Nils Extreme BLUE INLINE SKATES are designed for beginners and intermediate users for recreational skating. Its attractive look is an effect of not only an interesting design but above all the use of very high quality materials. Light and durable boot ensures safety while skating . Boots ventilation system as well as profiled liner made of semi permeable membrane have great influence on increasing usage comfort. Inline skate size L has 84mm wheels which allow to reach really high skating speed. Model NA9014 is equipped with four-stage size adjustment system. With a user friendly adjustment system, one can easily and quickly adjust the size of the boot to the foot of the user.