This sports water bottle have 500ML capacity, the interior is 304 stainless steel exterior is 201 stainless steel material, you can choose the capacity you want, you can support custom colors.Double-wall vacuum-insulated stainless-steel construction keeps beverages hot (for up to 6 hours) or cold (for up to 12 hours). The color and logo can be customized and selected.Environmental protection sealing pp cover, environmental protection sealing rubber ring, rounded cup mouth, cup identity into 4 parts, Austrian stainless steel, copper-plated temperature lock layer, 201 stainless steel layer, environmental protection spray paint layer, electrolytic inner liner makes the insulation effect more excellent. Measuring 17oz, this custom 17oz portable bottle with straw. 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.