soft rabbit fur cartoon embroidered hot water bag 1000ml warm body kneecap student water filling heating pad

2026 New Hot Water Bag, made of explosion-proof material with 10 kg safety protection to prevent leaks and burns. heats up in 3 seconds, maintains constant temperature for 8 hours, has smart power-off function, providing warmth throughout the night. Soft, thick fleece surface, gentle on skin, helps relieve cold uterus and back pain. USB charging, portable and versatile, essential for keeping warm during winter. Approved by national 3C certification, brand guarantee, no worries about after-sales service. Say goodbye to cold bedsheets and embrace warm sleep.