Mechanism of fading color
The indigo fades by friction and washing. Carved wrinkles to match the body, and own-fading occurs gradually by friction when moving.
It is important to wear as many times as possible and fix the firm wrinkles to enjoy the fading colors of your denim.
Too much laundry would make it fades evenly color.
Attention of Indigo
Indigo which is weak dyeing power occur not only fading-color, but also color-migration by friction. Indigo change color from 50℃, so it need to be well taken care of migration to other clothing in humid summer.
In addition, there is a risk of sunburn and discoloration hang out outside under a long period of strong UV.
If you do not use immediately, you can keep the quality in the space without direct sunlight.