Cnn Best Bottle Award For 2020, 2021, 2022 2023: Bottles Were Awarded The Best Water Bottle Three Years In A Row By Cnn Underscore. Our 21 Oz Rust-Proof And 100% Bpa-Free Curve Stainless Steel Water Bottles Won'T Leave A Mark Or Soak A Bag. Is Here To Inspire You To Live A Healthy Life. | | Patented Unique Curve Share: The Curve Is A One Of A Kind Easy To Grip Water Bottle. No Other Bottle On The Market Features Such An Easy Grip For On-The-Go Hydration Convenient For Hiking, Camping, And Daily Use. The Curve Insulated Water Flask Features A Food-Grade 18/8 Stainless Steel Lined Lid That Is 100% Leakproof With A Comfortable-To-Carry Handle. | | Maximum Hot / Cold Temperature Retention: Using Our Premium Tempmax Copper-Coated Insulation, The Advanced Double Wall Vacuum Insulation Of The Water Bottle Keeps Liquids Cold For 24 Hours, Hot For 12 Hours, And Piping Hot For 6 Hours. | | Eco-Friendly, Certified B-Corp &Amp.