3 Rope 20" Titanium Ionic Sports Necklace Baseball Softball Soccer Braided Twist(Black/Black/Yellow) Necklace Width: 1.4cm (0.55 in.) Contain titanium ion and germanium ion with scientific configuration, which is beneficial to human body Necklace Length: about 50cm (19.69 in.) Suit for sports lovers, travel lovers, computer workers, etc. Package Content: 1* Titanium Sports Necklace