Splash of Kyra uses different materials for different items
WHAT WE USE
yellow gold filled, rose gold filled, sterling silver, stainless steel, fresh water pearls, glass and seed beads, 14 K gold findings, gold filled bezel connectors, stainless steel findings, silver plated findings, clear elastic cord, flexible metal wire.
HOW TO CARE FOR JEWELRY
Avoid sleeping, showering and exercising in your jewelry.
Avoid contact with perfume excessive water, lotion...
Doing so will eventually tarnish the metal or whichever other material that is part of your jewelry or stretch out the elastic cord.
Roll on/off any jewelry made on elastic cord to avoid stretching it out. Gently unclasped any necklaces. Such item is beaded on a thin but flexible wire.