Don't be a mimic, don't be a mimic, don't be a mimic, don't be a mimic! 🎁 The Perfect Gift for Every Occasion: Surprise your fellow geeky enthusiasts with a gift that's both stylish and functional. Our 20 oz Skinny Tumbler Collection makes for a fantastic present for birthdays, holidays, or any celebration, allowing your loved ones to carry their passions with them wherever they go. 20 oz stainless steel Double wall vacuum insulation tumbler. Keep your drinks hot for three hours and cold for nine hours. Premium material makes it never rust, anti-perspiration, no condensation and easy to clean. Stainless steel straw, splash proof lid, and straw cleaner included.