Help your little one learn to drink on their own with this Stainless Steel Straw Tumbler from Cloud Island™. Made of metal, this tumbler features a removable lid to help keep the contents fresh, while the straw offers ease of drinking without spilling. Suitable for serving a variety of cold beverages, this 10-fluid-ounce tumbler is also dishwasher safe on the top of rack for added convenience. Cloud Island™: Designed with love. Made without compromise.