With a weight of only 230 grams per wheel (with bearings) - The Root scooter wheels are one of the lightest wheels ever to hit the market. Thanks to the use of high-grade 6061 aluminum and a unique construction.
The Air wheels from Root are made with hollowcore technology. This is essentially air trapped in the core between to sturdy aluminum plates. This not only creates a light construction but also makes it very strong.
The PU formula that Root uses has rapidly become a favorite amongst many pro riders. It makes the scooter wheel super fast and strong.