ITEM NAME:Thermos Cup Insulated Stainless Steel Wide Mouth Water Bottle Straw Lid new RTF Descriptio n Description: Insulation Performance: 6-12 Hours Product Introduction: White: The Wind Gently Blows Your Cheeks Grasp The Details: 304 Stainless Steel Anti-Slip Cup Bottom Placed Firmly Round Cup Mouth Thickening Treatment Suitable For The Crowd: Students, Outdoor Sports, Office, Leisure, Outdoor Travel, Gift Giving About Insulation: 1. Please Clean The Inside Of The Product Before Use, And Preheat It With Hot Water For 1-2 Minutes To Increase The Internal Temperature Of The Cup, Which Can Better Improve The Insulation Effect And Increase The Use Of Enjoyment. 2. Too Little Or Too Much Water Will Affect The Insulation Effect. Good Insulation Effect Needs To Keep The Water Content 1-2cm Below The Bottle Neck. Insulation Guide: 1. Washing The Cup With Vinegar Once A Month Is Very Hygienic And Long-Term Use. During The Cleaning Period, Dilute 1-2 Drops Of Vinegar Into Warm Water To Dilute The Hand, Pour Into The Thermos Cup, Open The Cap For 30 Minutes, And Then Wipe It With A Soft Rag. Vinegar Washing Is Effective For Cleaning Fines And Bacteria. 2. Please Keep The Cup Dry And Clean After Use To Prevent Odor Or Stains. Mistakes In Insulation: 1. Do Not Use Bleach, Thinner, Steel Ball, Silver Powder, Detergent, Etc. Containing Salt, Which May Cause Scratches Or Rust On The Rod. 2. Do Not Place Near The Source Of Supply. Do Not Use In The Dishwasher Or Microwave Oven. Specifications: Material: Stainless Steel Color: White Size: Height 25.5 Package Included: 1* Mug Note: 1.Due To The Manual Measurement And Different Measurement Methods, Please Allow 2-3mm Deviation. 2.Please Be Reminded That Due To Lighting Effects And Monitor'S Brightness/Contrast Settings Etc, The Color Tone Of The Website'S Photo And The Actual Item Could Be Slightly Different. We offer you what you need! Thermos Cup Insulated Stainless Steel Wide Mouth Water Bottle Straw Lid.Vinegar Washing Is Effective For Cleaning Fines And Bacteria. Too Little Or Too Much Water Will Affect The Insulation Effect. Good Insulation Effect Needs To Keep The Water Content 1-2cm Below The Bottle Neck.