??Double-Insulation High-Performance: This Wide Mouth 1/2 Gallon Water Bottle Features Double-Wall Vacuum Insulation And Pro-Grade Stainless Steel, It Keep-Cold For 48 Hrs And Keep-Warm For 24 Hrs Without Altering The Taste And Keeps Your Water Tasting Fresh. Using This Metal Water Bottle On Hot Summer Days Or Your Next Camping Trip To Stay Hydrated All The Day | | ??Spill-Free Peace Of Mind: 64 Oz Stainless Steel Water Bottles Feature Secure, Dustproof Flip-Top Straw Lids Equipped With Precision-Engineered Silicone Seal Rings. This Ensures They Are Not Only Leakproof But Also Spill-Proof, Making Them Versatile Companions For Camping, Sports, Travel, Hiking, Office, And Various Other Occasions. | | ??Premium Quality Perfect Gift: Crafted From 100% Bpa-Free, Food-Grade Stainless Steel, Our Half-Gallon Insulated Water Bottles No Metallic Aftertaste Or Rust. The Powder Coat Finish Prevents Slipping And Eliminates Any Condensation. Perfect Present For You.