The Nunn Finer Thread Saver Stud Hole Plugs are made from non‑toxic, closed‑cell foam designed to protect stud threads and keep stud holes clean when studs are removed. Easy to install with a simple clockwise twist, they maintain a secure fit even with playful horses. By preventing dirt and debris from entering, these plugs ensure studs can be reinserted smoothly and safely. Durable and practical, these plugs are sold in packages of 100 and come in white. Made in America, they reflect Nunn Finer’s commitment to quality and rider safety. A small but essential accessory, they help preserve thread integrity, reduce wear, and maintain reliable stud performance across training and competition. Key Features: Closed‑cell foam design — non‑toxic, durable, and easy to install Protects stud threads — keeps holes clean and prevents damage Package of 100 — long‑lasting supply for everyday use