Please let this thermos cup accompany your everyday life and work. 21 oz capacity, large capacity, handle, easy to reach, heat preservation time is long. You can put it in the car. It can be used outdoors. Patient service, quick delivery. No color difference, exquisite details, inside and outside clean, environmental protection material.This stainless steel water bottle has double insulating wall that optimally keeps the temperature hot and cold. This Vacuum Insulated Bottle gift set is ideal for friends, family, office etc. Measuring 21oz, this custom new style 21oz stainless steel portable thermos tumbler. 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.