Any pair of earrings which are on silver-plated hooks (contains no nickel) can be changed to sterling silver hooks. Just go to Other Jewelry and select item SS100 Sterling Silver hooks and I will change the hooks for you. The cost is only $1.50.
Any pair of earrings which are on gold-plated hooks (contains no nickel) can be changed to 14k gold-filled hooks. Just go to Other Jewelry and select item GF100 Gold Filled hooks and I will change the hooks for you. The cost is only $2.00.