The Trixie Insulated Drinking Bottle Mr Dino 350ml are reusable, environmentally friendly and built to last, so they'll stay by your side for years. Durable, leakproof and designed to keep drinks cold for longer, the double-walled stainless steel is the perfect alternative to plastic. Little hands can easily open the drinking spout and they’re lightweight with a loop for carrying. Thanks to its stainless steel body, the interior is also totally food-safe.