Stay hydrated and refreshed on-the-go with the 40oz Wide Flex Straw Cap Casca. This insulated stainless steel bottle features a leakproof Chug Cap and a narrow chug spout for a convenient and controlled flow. The wide mouth cap also allows for easy filling with ice to keep your drink cool. Product Benefits: TempShield® double-wall vacuum insulation keeps drinks cold up to 24 hours, hot up to 12 Flex Cap is leakproof when closed Color Last™ powder coat stays clean and colorful. Wide Mouth opening is ice-cube friendly Made with 18/8 pro-grade stainless steel for durability, pure taste and no flavor transfer Dishwasher safe