Dopamine necklace, Dopamine Molecule Necklace, Chemistry Necklace

Serotonin Necklace is made of solid 925 sterling silver . Pendant suspends from a Link sterling silver chain connected to both sides of the serotonin with 5 choices of length: 14",16",18",20" and 22". Please let me know upon checkout in 'notes to seller': Size of chain you would like: 14",16",18",20",22". Your purchase will arrive inside a lovely gift box ready for gift giving. Thanks for visiting my shop! :-) Additional Information Material: Sterling Silver 925 Chain Style: Link Chain Pendant Size: 1" X 1.8" Thickness: 2mm Chain Length: 14", 16", 18", 20", 22" Item Number: 010181 All items are shipped within 24 hours after payment received.