Costco has a twin pack of Takeya stainless steel insulated water bottles for $30 with free shipping for members, available both in store and online.
Same bottle goes for $25 each on Amazon.
Features:
Double-walled, Vacuum Insulated Vessel
18/8 Food Grade Construction
Leak Proof Twist Cap
2 colors to choose from stainless/black or stainless/blue
https://www.costco.com/Takeya-40o…47081.htm