ON-LOOP 11-piece set of On-Loop (Warm Loop) Stickers are not included. Disposable heat pack with a warming effect of approximately 42°C, lasting for about 8 hours. This is "On-Loop," a general medical device (home warming pack) intended for elongated loop-shaped thermotherapy. It has six effects and efficacies: Relief of fatigue, improved blood circulation, relief of muscle fatigue, loosening of muscle stiffness, relief of neuralgia, relief of muscle pain, and promotion of gastrointestinal function. Gently warm with steam heat effect. Maintains an average temperature of approximately 42°C, and the warming effect lasts for about 8 hours, providing a gentle and lasting warmth. This is a genuine product purchased from Shop Channel. We welcome purchases from those who understand this. Please refrain from purchasing if you are sensitive. ON-LOOP On-Loop (Warm Loop) Stiff shoulders Cold protection measures Cold weather measures Disposable heat pack Genuine product Gift Present