Merino Wool Socks: 8.7inch/22cm above the heel;
Note: Due to the different machines, there may be 1～2cm deviation. 

We have a thickness grade chart on every product page.

We also have a cushion grade chart on every product page.

For MP Magic Classic Merino Wool Socks, they are Naturetexx Plasma treated so that they're durable, easy to care for and machine washable. For detailed washing instruction, you can find it in product description. 

It depends both on wool content and thickness.

No, our wool comes from the Merino sheep in Australia, known as the finest wool in the world, and also known as the top superior-performance merino wool on the market. Ultimate materials, beyond comfort.

We care about our sheep and they are well looked after. We make sure our sheep are non-mulesed and away from any other harms.
For more details please visit: https://mpmagicsocks.com/pages/mp-merino-wool-socks-push-comfort-to-extreme 

To maintain the merino wool's natural properties, we minimize the interference during production. The socks may have fluff after using. This is the regular result from high content Merino wool.

Merino Wool Socks: 8.7inch/22cm above the heel;
Note: Due to the different machines, there may be 1～2cm deviation. 

We have a thickness grade chart on every product page.

We also have a cushion grade chart on every product page.

For MP Magic Classic Merino Wool Socks, they are Naturetexx Plasma treated so that they're durable, easy to care for and machine washable. For detailed washing instruction, you can find it in product description. 

The difference is that MP Magic 37.5 Tech Merino Wool Socks contains 70% Merino wool and featured 15% 37.5 technology yarn, MP Merino Wool Socks contain 82% Merino wool without 37.5 technology. They're all high-performance wool socks, you can choose which pair you prefer!

37.5 technology is a dynamic thermoregulation technology that triggers off humidity. It helps keep your body at the ideal core temperature of 37.5° Celsius and helps keep the microclimate next to your skin and at the ideal relative humidity of 37.5%.

37.5 technology triggers off of humidity. Humidity is the gauge for whether you are hot or cold. When you are hot, active particles embedded into the material use your body's energy to remove moisture and cool you down. When you're cold, the active particles retain the body's energy to warm you up.

To maintain the merino wool's natural properties, we minimize the interference during production. The socks may have fluff after using. This is the regular result from high content Merino wool.

Classic Antibacterial Socks(crew): 2.4inch/6cm above the heel;
Classic Antibacterial Socks(ankle): 8.7inch/22cm above the heel;
Note: Due to the different machines, there may be 1～2cm deviation. 

We have a thickness grade chart on every product page.

We also have a cushion grade chart on every product page.