• 16 gauge (1.3 mm) solid bare copper wire with an approximate length of 40 meters (131 feet) per coil. • 99.9% copper composition without insulation, offering high conductivity, flexibility, and strength for manual shaping. • Ideal for jewelry making, including the design of bracelets, necklaces, rings, and handcrafted weaves. • Suitable for electroculture and gardening projects thanks to its durability and resistance to weather conditions. • Perfect educational tool for scientific experiments, simple circuits, and magnetic demonstrations.