Description: Stylish black silicon rubber necklace with easy-to-open plug in brass clasp Made from top quality material, 100% silicone cord necklace, Versatile and durable a great addition to any unisex jewelry collection for man boy woman girl Great gift choice for special occasions such as a Birthday, Graduation, Anniversary, Wedding, Christmas, Easter, Valentine's Day and Mother's Day Perfect for girlfriend, daughter, wife, mom, best friend, sister, etc. High-quality, soft rubber cords are appeal to add fashion pendants and beads to make wonderful necklaces. Specification: Material: Rubber + Copper Color : Black Size Chart: Size ( L ):Approx 45 cm/ 17.72 inch Size ( L ):Approx 50 cm/ 19.69 inch Size ( L ):Approx 55 cm/ 21.65 inch Size ( D ):Approx. 3 mm / 0.15 inch Package Includes: 1 Piece Rubber Necklace Chains(6 Pack) Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size.