Product BenefitsIdeal size for all-day hydrationFits most backcountry water filtersTempShieldâ„¢ insulation keeps beverages cold up to 24 hours and hot up to 12 hoursDurable 18/8 Pro-Grade Stainless Steel constructionBPA-Free and Phthalate-FreeLifetime WarrantySize & Dimensions: 32 oz.Volume: 946 mLMouth Diameter: 2.28"Diameter: 3.56"Height: 9.1"Weight: 15.5