How many people in S-KingInsoles R&D department?
After years of development in the industry, Dongguan S-King Insoles Limited has become a backbone enterprise. S-King Insoles produces a number of different product series, including best shoe insoles. Except for gel heel cushions, the heel cushion are also of gel heel cushions. To prevent the growth of odor, the S-King PU insoles have been given anti-bacterial treatment. The product has good performance in protecting users' eyes. Without frequent flickering, the product will not cause visual fatigue or shortsightedness or even dizziness. The S-King heated insoles keep your feet warm for 4-8 hours per charge.
S-King wishes to be a leading role in the development of forefoot cushion industry. Get more info!