Dare Snug Snap-On Yellow Polyethylene Electric Fence Insulator, 25-Pack is designed to fit T-posts ranging from 1.25 Lb./Ft. to 1.33 Lb./Ft., extending wire by 1 inch for optimal spacing. This insulator features a durable, unbreakable snap-on fastener attachment that makes installation quick and secure. Made from high-quality polyethylene plastic, it is resistant to weather conditions, zing temperatures, and intense sunlight, ensuring long-lasting performance. The nonporous surface dries quickly, preventing moisture buildup and maintaining fence integrity. Each pack contains 25 insulators, providing excellent value for maintaining your electric fence system. Model Number: