Minimalist business vacuum flask with double-layer vacuum insulation, supporting both heat and cold retention. It keeps coffee, tea and water hot in winter, and keeps ice water, juice and drinks cold in summer. Leak-proof, portable and large-capacity, it suits office, commuting, outdoor and travel use all year round.

Customizable with corporate logos and personalized texts via premium engraving and printing. Ideal for international business reception, client appreciation, holiday gifts and corporate commemoration, it is a top-choice daily essential for global business customization.