The Avenue Hulan Stainless Steel Water Bottle, branded by Avenue, boasts a combination of bamboo and stainless steel construction, featuring copper insulation for enhanced temperature retention. This double-walled design is vacuum insulated, ensuring your beverage stays hot or cold as intended. Equipped with a screw top lid, it offers a secure seal for convenient usage. This 540ml capacity bottle arrives in standard packaging within a gift box, making it an ideal present. The product conforms to safety standards, having been tested for phthalates, ensuring a safe drinking experience.