Choose from a variety of fun colors or patterns! This 16Oz/20Oz/26Oz Stainless Steel Bottle is composed of 304 stainless steel internal external 201 stainless steel, insulation and cold can be up to 6-12 hours,compact and lightweight.The smart water bottle is ideal for easy travel, perfect for outdoor sports, work, beach, school, office, picnic, yoga, hiking, camping, cycling, running, etc. Simple and practical, it is the best gift for friends, family, children, sons and daughters. This custom 16oz/20oz/26oz stainless steel bottle. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization: Logo printing available with multiple packaging and color options. Product Highlights: BPA-free, leak-proof, travel-friendly.