27oz 316 Stainless Steel Insulated Water Bottle, BPA-Free Leak-Proof Vacuum Thermal Tumbler, 24H Cold & 12H Hot Retention, perfect for gym, hiking, camping, office, school & daily outdoor hydration.

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• 24H Cold & 12H Hot Double-Wall Vacuum Insulation (Lab Tested) The Restsuko insulated water bottle adopts double-wall vacuum insulation to keep drinks cold up to 24 hours and warm up to 12 hours under standard lab testing conditions. The vacuum structure avoids exterior condensation and sweating, protecting your hands, desks and bags from moisture. It maintains ideal temperature for iced beverages, coffee and tea with dry outer surface all day long.
• Food-Grade 316 Stainless Steel & BPA-Free Safe Materials This thermal tumbler features food-safe 316 stainless steel liner and all BPA-free accessories, delivering mild drinking experience with minimal metal residue taste. Compared with regular stainless steel bottles, 316 material offers enhanced anti-corrosion performance for juice, coffee, tea and daily drinks. The robust material supports repeated daily and outdoor use with reliable anti-rust performance.
• Tight-Seal Dual-Purpose Lid for Flexible Hydration This Restsuko water bottle comes with dual-function lid for straw sipping and direct drinking to match different daily habits. Equipped with precision silicone sealing gasket to greatly reduce leakage risks during carrying. One-hand easy operation fits commuting, hiking and office use; you can put the bottle in backpacks, gym bags and car cup holders with less worry about spills.
• 5 Trendy Color Options & Easy-Clean Wide Mouth Design Available in black, white, blue, pink and red to match daily styles for adults, teens and kids. The wide mouth opening supports easy ice cube filling and manual deep cleaning. Removable lid is dishwasher compatible to simplify daily cleaniStandard 27oz capacity with cup holder compatible size for easy daily carry. Lightweight design suits gym workouts, mountain hiking, camping, office work, school days and road trips.
• Standard 27oz capacity with cup holder compatible size for easy daily carry. Lightweight design suits gym workouts, mountain hiking, camping, office work, school days and road trips. Stable temperature lock meets all-day hydration demands for indoor and outdoor activities.