Say goodbye to clutter with the Guardian 5-in-1 Kooli! This versatile insulator replaces multiple koozies, fitting standard 12oz cans, slim cans, and bottles thanks to its unique stepped design. No adapters needed! It also includes a leakproof tumbler lid with a snap-sip opening and straw, ideal for on-the-go use. Crafted from premium 304 kitchen-grade stainless steel, the Kooli is built to last. Its ergonomic, tapered sides and non-slip base provide a comfortable grip and prevent spills. Enjoy five drink-holding options in one convenient design.