This durable container holds 35 ounces of cold drinks and is highly insulated with a handle and cup holder-friendly design. Made of 18/8 stainless steel with double-wall vacuum insulation, it resists dents and drops to keep drinks cold. With a no sweat design to prevent condensation, it's also dishwasher safe for easy cleaning. The straw lids are durable and secure, with a shatter-resistant, dishwasher-safe, and BPA-free design, but not for use with hot beverages.