Our Adjustable Cord Locks are made of POM material.Polyoxymethylene (POM). Polyoxymethylene is a semi-crystalline thermoplastic and is in particular used as a technical plastic for precision parts due to its high rigidity, low coefficient of friction and
Single layer 304 stainless steel shake cup, is exported according to the European and American standards, non-vacuum without heat preservation, please use warm or cold water to brew nutrition powder. Pour in hot water and be careful it's too hot..