Here is a vedio on Youtube shows how the liquid insoles works. 

Fast facts about heel pain:

• Heel pain is usually felt either under the heel or just behind it.
• Pain typically starts gradually, with no injury to the affected area. It is often triggered by wearing a flat shoe.
• In most cases the pain is under the foot, towards the front of the heel.
• Home care such as rest, ice, proper-fitting footwear and foot supports are often enough to ease heel pain.

The Achilles tendon is a tough band of fibrous tissue that connects the calf muscles to the heel bone (calcaneus). The Achilles tendon is also called the calcaneal tendon.

China has unveiled plans to impose retaliatory tariffs on US imports worth $60bn (£46bn), firing the latest volley in the mounting trade disputebetween the world’s two largest economies – which are currently conducting “zero” dialogue on trade, according to reports.

When feet hurt, walkers seek relief. The first step is to get the right shoes, but the answer to pain may be a step further - to insoles, arch supports, and orthotics. Consulting a foot health specialist can bring definitive diagnosis and treatment for your pain.

According to SOURCE Reportlinker’s report, Technavio's analysts forecast the global foot insoles market to grow at a CAGR of 6.64% during the period 2017-2021.

This kind of material was named very good, but it is not as good as other foam materials like ORTHOLITE or PORON, just because it is made with some kind of new raw materials mixed with recycled materials and compress to a certain stiffness materials. 

But this kind materials is also very breathable and sold with very competitive prices, so that we can use them for some developing market. 

Most of this kind material can not be as soft and strong as new materials, it is harder. 

ETC fabric is not very common on market, but we should introduce it briefly here, as it is very excellent. ETC fabric is very expensive, more than 6 times than other common ones, but its performance is obvious. 

Anti-bacterial is one shining point of this fabric, it is not like other fabric has to be processed and then possese the the function, ETC fabric owns this function without any processing. 

Lower friction, as we know friction can lead heat, that why we feel hot when wearing some shoe insoles, that's because of heat. With low friction, ETC fabric could bring you cool feeling.

Breathble and fast dry.