235,568 views
<Making a natural stone bracelet> Introducing how to tie silicone rubber. Silicon rubber is stronger than operon rubber, but because it is elastic and smooth, it will come undone if tied in the usual way. In this video, staff from Infonix, a specialty store that handles natural stones, will show you how to tie a knot that will not come undone, with video and explanations. Official online store of Infonix, a specialty store for natural stones: https://www.infonix.jp/