What about CIF of increase insole ?
Dongguan S-King Insoles Limited aims to manufacture high-quality products which make it one of the best companies specializing in producing magnetic insoles for shoes. S-King Insoles produces a number of different product series, including arch support socks. S-King gel heel cushions is rigorously fabricated. Its design and detailing have received the same level of rigor and overall scrutiny as the buildings. To prevent the growth of odor, the S-King PU insoles have been given anti-bacterial treatment. S-King Insoles has been devoting itself into manufacturing gel insoles which is of gel insoles for shoes. The S-King heated insoles keep your feet warm for 4-8 hours per charge.
S-King emphasizes the importance of plantar fasciitis socks which will attract more customers. Inquire online!