3 Review(s)

Stay hydrated in style with the BullBerg stainless steel vacuum flask – your all-in-one buddy for hot coffee, cold juices, protein shakes, or just good ol’ water. This isn’t just a flask, it’s a thermos, thermosteel flask, vacuum flask, vaccum flask, and hot and cold water bottle – basically the only bottle you’ll ever need!Whether you’re hitting the gym, going to college, working at the office, or traveling, this bottle hot and cold is literally perfect. It keeps drinks hot for up to 12 hours and cold for up to 18 hours, so no more sad lukewarm sips. The sleek thermos design makes it look stylish while still being super durable and leakproof.And guess what? You also get a FREE bottle cleaner – yup, this bottle with cleaner makes cleaning super easy so your thermosteel flask stays fresh and hygienic always. No more struggling with stuck residues – the bottle cleaner has your back.