If you are looking for something distinctive for your kids birthday return gifts, then Birthdayboom offers sippers which will keep your kids hydrated and boosted up all day at school or picnic or any outing. These thirst-quenching sippers are made up of food-grade plastic and they come with a durable straw and a nozzle cap which allows for hygienic sipping. For little toddlers, who are moving on from sippy cups, this sipper bottles for kids becomes their “big-kid cup”. They can drink at any angle thanks to the innovative straw and parents will love that it doesn’t leak as it comes with a flip top lid. As for your naughty school going kids, this sipper is lightweight, durable, and stylish. It is kids friendly because you don’t have to worry about breaking when dropped. Its wide mouth facilitates easy filling and cleaning. This bottle sports design all over it. Whether you are throwing a frozen theme birthday party for your little princess or a spiderman man theme birthday party for your little superheroes, you can get a sipper featuring character according to your theme or your kids’ favorite cartoon characters, which just makes them an ideal birthday return gift.