About this item SS304 STAINLESS STEEL: Made with premium SS304 stainless steel inside and outside for safe drinking, superior durability, rust resistance, and long-lasting performance. VACUUM INSULATION | DOUBLE WALL: Double-wall vacuum insulation locks in temperature to keep beverages hot or cold for prolonged hours while preventing condensation on the outer surface. STRAW CAP: Allows smooth, spill-free sipping with easy opening and hygienic use, making it ideal for travel, office, workouts, and everyday hydration. STEEL & PLASTIC STRAW + CLEANER : Includes stainless steel straw, BPA-free plastic straw, straw cleaner, and straw cap—offering versatile sipping options and easy maintenance. 1 YEAR WARRANTY: Comes with a 1-year warranty for peace of mind, assuring quality, reliability, and trusted Milton performance for everyday use.