Chocolate Caffeine Molecule Science Necklace 316L Stainless Steel Pendant and Chain - Vacuum Plated with 18K Gold Pendant Size: 1 1/4 Inch x 1 1/8 Inch Chain Length: Adjustable 16 -19 Inches Extremely Resistant to Corrosion and Rust Arrives in a Gift Bag - 30 Day Money Back Guarantee