4D Latex Sport Support Running Insoles Eyewear Not only does the sound

Not only does the sound cancel

five speed modes ranging from 100% to 25%

It's also energy-efficient

Battery: 2x AA Batteries (Not included)

2 ms response time—10 times faster than traditional mechanical switches—plus a 70 million click lifetime

4D Latex Sport Support Running Insoles Eyewear Not only does the soundThese insoles feature a high density and high foam shock absorbing layer. This layer helps to accelerate rebound and absorb shocks, providing better support and cushioning while exercising or walking. It helps to reduce the impact on your feet, making your activities more comfortable. The insoles have a design with raised dots, which act as acupoint massagers. These raised dots massage the soles of your feet while you walk, providing a relieving