Kids love funtainer products, but parents love them even more. The funtainer 473ml vacuum insulated stainless steel water bottle with spout keeps drinks cold for up to 12 hours. No make believe required. Funtainer products are always made with love from bpa-free materials. The double wall stainless steel construction is built to handle drops, dings and assorted roughhousing. To clean, you can pop your funtainer water bottle in the dishwasher; however hand washing is recommended.