18K Gold-Plated Nickel-Free Lead-Free Hypoallergenic Lobster Clasp 16" Chain 2" Extender Water Resistant   

Stainless Steel  Nickel-Free Lead-Free Hypoallergenic Toggle Clasp 19" Chain Water Resistant

Stainless Steel  Nickel-Free Lead-Free Hypoallergenic 2-in-1 Necklace Lobster Clasp 14" 18" Chains