Stanley Thermos Doesn't Keep Warm, In Three Hours My Drink Gets Lukewarm
I bought the product in Turkey 2 weeks ago, but unfortunately the product makes the boiling water lukewarm in 3 hours, a...nd when I wake up in the morning, I find the tea I put boiled at night cold. Can you please help me, what should I do? The product is supposed to keep water hot, but within three h