Built to last, this stainless steel bottle is the perfect blend of durability, safety, and style designed to accompany your little one on all their adventures. Crafted from the highest quality stainless steel to provide a responsible choice for your child and the environment. The insulating properties of stainless steel retain the beverage at just the right temperature. This is a single-wall drink bottle. Size: Ø7x21,5 cm Age: 12 months + Eight designs to choose from and also available in a 350 ml vacuum-insulated version.