The Rare Coldest 36oz Limitless MOONLIGHT MERMAID tumbler is a four-piece set that includes a twist lid, spill-proof feature, insulated design, and comes with a straw for easy sipping. Made of stainless steel, this multicolored tumbler can keep your beverages hot or cold for up to 36 hours. With a beautiful beach and nautical theme, this tumbler is suitable for teens and adults alike, perfect for those who enjoy hot or cold drinks on the go. Hand wash only to maintain its quality, this innovative tumbler is a must-have for any beach enthusiast.