Native Treasure - 18" Brown Chips Puka Shell Necklace Real Tiger Puka Shells Standard 18" Length. Genuine Polished Tiger Puka Shells and Brown Chip Puka Shells Hand-Crafted in Our Tropical Jewelry Shop by Our Native Island Artisans Includes Stainless Steel Beading Wire Upgrade, Silver Plated Trim, Sturdy Twist-Barrel Lock Exclusive 60 Day Free Breakage Replacement 100% Satisfaction Guarantee