factory wholesale national standard charging hot water bag water and electricity separation flannel hot-water bag explosion-proof hand warmer spot supply

green hot water bag + national standard explosion-proof clip green integrated two-side hand putting hot water bag + national standard explosion-proof clip green hot water bag + double plug glove bag + national standard explosion-proof clip green hot water bag + two-side hand putting belt + national standard explosion-proof clip pink hot water bag + national standard explosion-proof clip pink integrated two-side hand putting hot water bag + national standard explosion-proof clip pink hot water bag + double plug glove bag + national standard explosion-proof clip pink hot water bag + warm waist bag + national standard explosion-proof clip gray hot water bag + national standard explosion-proof clip gray integrated two-side hand putting hot water bag + national standard explosion-proof clip gray hot water bag + double plug glove bag + national standard explosion-proof clip gray hot water bag + warm waist bag + national standard explosion-proof clip

filled with water + color box packaging (national standard authentic)