🛴【Environmental Butyl Rubber】: The scooter wheel is made of butyl rubber, which has high temperature features(-60℃-180℃), excellent anti-permeability, ageing resistant and durable, butyl rubber will not scratch and distribute harmful gases,it is a great substitute for Ninebot Seris（MAX G30/G30P /G30LP/F20/F40/G30/mi4 ULTRA/mi4），Kugoo Series（M4/M4Pro/Soflow So4 Pro）. Universal for front and rear wheel, a perfect spare wheels for scooter

🛴【Widely Used】: The spare tire set do not leave marks and respect all types of floor surface, its mute, damping, anti slip and wear-resistant effect increase the comfort for scooter on the road and lateral stability and heat dissipation. Rubber ribbed surface features in puncture resistant, energy saving, high elasticity and sensitive operation leading to the increasingly widespread use of pneumatic tires

🛴【Safety&Stable Performance】:The electric scooter tires Ninebot spirally corrugated surface leads to vastly increased levels of grip,even on rainy or snowy day you could drive safely,the inner liner of arc portions design has perfect shock noise and noise cancelling effect.High quality valve can take more pressures then you can inflate securely.You can also adjust the area of the rim for perfect deformation to ensure driving safety,operating stability,comfort and energy saving

🛴【Easy to Install】: Scooter tube 10x2.5'' inner and outer tire set is so easy to replace, just ensure the valve in a right direction, it will last for thousand of miles without inflation at least. It may drive smoothly on various kinds of road surfaces, highways, rough way, stony road, sandy road, uphill road

🛴【Scope of Application】: The electric scooter rubber tire is compatible with Ninebot Seris and Kugoo Series. We recommend that you watch related installation videos on youtube first. Correct installation can help our scooter tires get better performance and ensure your safety during use. If you can't install them,please feel free to contact us by e-mail.We will do our best to solve your problem