Liner material 304 stainless steel Shell material 304 stainless steel Insulation performance 0-6 hours material Inside and outside 304 style cartoon Feature Portable, insulated Import or not no Whether there is a patent no Whether cross-border export is a source of goods is copyright There is no Whether it is a gift or not Yes, a personal gift Use of gifts Points for purchasing gifts, business gifts, advertising gifts, promotional gifts, conference gifts, welfare gifts, festival gifts, awards memorial, public relations gifts Applicable holiday Christmas, Valentine's Day, Spring Festival, Father's Day, Mother's Day, Teachers' Day, New Year's Day, Tanabata, Halloween, Easter, National Day, Children's Day, Women's Day Applicable gift-giving relationship Juniors, lovers, couples, colleagues, friends, elders, children, classmates, teachers For gift-giving occasions Birthdays, full moons, travel memorials, graduations, housewarming, parties, visits Time to market 2023 Product quality grade Qualified product Applicable population Be common Application scenario Be common Whether there is a third-party test report There are Custom process selection Laser engraving, screen printing Packing specification 340ML