Inner tank material: 304 stainless steel Function: conventional, household, portable, vacuum, thermal insulation, customizable Insulation performance: 6-12 hours Shell material: 201 stainless steel Style: With handle, bouncing cup, with straw Material: 304 inside, 201 outside Style: modern simple Purpose of gift giving: Points redemption gifts, business gifts, advertising gifts, promotional gifts, conference gifts, welfare gifts, festival gifts, commemorative awards, public relations gifts Applicable holidays: Christmas, Valentine's Day, Spring Festival, Teacher's Day, New Year's Day, Chinese Valentine's Day, Halloween, Easter, National Day Applicable gift-giving relationships: juniors, lovers, couples, colleagues, friends, classmates, mentors Product quality level: first-class product Applicable people: women, men, couples, general, students Applicable scenarios: sports, home, car, general, office, outdoor, travel Packaging specifications: Consult customer service Color: black card, colorful bow, purple flower, pink plaid, fan ribbon, blue ribbon, pastoral flower, blue stripe, rococo, kt, pink flower, plaid, nutcracker, purple diamond, colorful, lucky clover, red flower, Kuromi, Disney, Green, black stripe, Stitch, yellow plaid, cake, cat, square man, tulip, blue smiley, lace in stock, global travel stickers, 6 Princess (color remarks), laser pink, laser green, pink bow, blue pattern, skull, finger luminous, star purple, star white, star blue, green ghost, pink leopard print, yellow kt, white kt, robot cat, duck, Snoopy blue, Snoopy black, Snoopy white, Snoopy pink, cherry wine red coffee, egg yolk flower, flame, Snoopy yellow, purple leopard print, Mickey, blue cat, bakery (released after the year), Cupid Capacity: 32oz,24oz Cup lid type: double drinking lid