The boulder earrings are  double-sided, i.e., one piece of jewelry and two sides; one day the other half and the other day the other half and only the selected half are displayed. Watch the VIDEO on how to change the visible side of the jewelry!  The jewelry is made of porcelain, ie high-fired durable ceramics. The earrings are  3 x0.7x0.4cm  long. The ear hooks are 925 Sterling SILVER.