Made of 304 austenitic stainless steel, corrosion-resistant and acid-resistant, so that every sip is reassuring. Rounded mouth with a fine polished finish. Stainless steel bottom, reinforced design, more stable. Various combinations for easy disassembly and cleaning. Simple handle design, ergonomic design, easy to pick up, more convenient for travel. The use of stainless steel cups can effectively reduce the environmental pollution caused by the disposal of disposable plastic containers and paper cups. Measuring 9.45*2.76 inches, this custom 17oz bamboo shell vacuum stainless steel insulated mug. 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.