Was in Home Bargains today and saw these Thermos Flask High School Musical. RRP £14.99.
TherMax double wall vacuum insulation for maximum temperature retention, hot or cold
Unbreakable stainless steel interior and exterior, Made from BPA free materials
Cool to the touch with hot foods.10 oz capacity, Weighs 11 -ounce
Keeps contents cold for 7 hours, keeps hot for 5 hours
I'm not a high school musical fan, but managed to scrape the picture off using a stainless steel scouring pad and not damaging the finish.
Various colours available. Black, purple, pink, blue.
BTW link is for Amazon, but is the same producthttp://www.amazon.co.uk/High-School-Musical-Thermos-Food/dp/B003WMAHVK/