The Stainless Steel Tumbler Full Armor is Super sized to hold 30 ounces, this tumbler is made of high-quality stainless steel inside and out, ensuring your hot drinks stay hot and your cold drinks stay cold. Its attractive brushed silver finish adds an elegant touch, while the clear heavy-duty plastic lid features a silicone sealing ring to reduce spills. The sliding mechanism at the top easily opens or closes the drink opening, making this tumbler both practical and stylish. Stay hydrated and inspired with this tumbler.