These are round plastic glow in the dark beads designed for catfish fishing rigs. Available in 3 specifications: 6mm, 8mm and 10mm to meet different rig building needs. Made of durable plastic, they can withstand long-time immersion in water without easy damage. Their glow in the dark feature can effectively attract catfish in low light conditions or deep water. Suitable for both freshwater and saltwater fishing scenarios, you can use these beads to build your own customized fishing rigs to improve your fishing efficiency.