100 Pcs Ginger Patches Self-Heating for Wellness, Hot Compress for Shoulder, Neck, Back, Knee, Warming Plaster for Muscle Sore & Joint Stiffness, Ideal for Construction Workers, Seniors, Pack of 4

["8+ Hours of Gentle, Steady Heat – No Overheating Risk: Our ginger patches warm up in 5 minutes and deliver a comfortable 104°F–131°F (40°C–55°C) for over 8 hours. The self-regulating heating element ensures you get deep soothing warmth without any burning or skin irritation."]