PREMIUM QUALITY AND ERGONOMIC DESIGN:- Rehydrated Pro insulated water bottle is made from sturdy and top-quality 18/8 food-grade stainless steel, which is fully resistant to corrosion, and non-toxic BPA-free plastics; These premium stainless steel insulated water bottles are safe, attractive, and easy to clean COMES WITH BONUS CAPS, STRAW AND BUMPER COASTER:- Our premium stainless steel water bottle comes with 1 Bonus Flip & Sip + 2 StrawS, and 1 Silicone coaster that protects the bottom of the bottle; Our insulated water bottle with straws offers great value and is great companion for all activities including hiking, sports, gym and so on TRIPLE -WALLED COPPER INSULATION:- Our metal water bottle is constructed with effective triple insulation Double wall construction + a copper coating that improves insulation by further 10%. These vacuum insulated water bottle will keep drinks cold for up to 24 hours and hot for over 18 hours; The stainless steel water bottle with straw wil