Keep your little one hydrated with the YETI Rambler Jr 10 oz Tumbler. The 18/8 stainless steel construction affords durability, while the double-wall vacuum insulation helps keep drinks cold. The silicone splash-resistant straw lid prevents spills and leaks YETI Rambler Jr 10 oz Tumblr Navy Blue - Thermos/Cups &koozies at Academy Sports