·STAYS HOT OR COLD: Vacuum insulation technology keeps drinks cold for up to 24 hours and hot for up to 12 hours

·100% LEAK - PROOF LID: Engineered with precision, our tumbler's tight-seal technology guarantees a leak proof design, easily removable and easy to clean,providing you with peace of mind on the move and safeguarding your belongings from unwanted spills and messes

·VACUUM INSULATION: This tumbler from RINFERE crafted from premium 18/8 stainless steel, our tumbler boasts unrivaled durability, rust-resistance, and is free from harmful BPA, ensuring your beverage stays pure of its taste and your tumbler stands the test of time

·DISHWASHER SAFE AND NO SWEAT EXTERIOR: Its dishwasher-safe design and wide mouth allow for easy cleaning; the mug’s no-sweat exterior keeps your hands dry and its comfortable handle makes it easy to carry

·CAR-FRIENDLY: Fits most car cup holders for easy transport

·PERFECT GIFTS - Relieve your visual fatigue with simple colors. Suitable for home, school, office and many other occasions. Ideal gift for family and friends