All kids cups are double walled stainless steel tumblers just like the other styles offered. They will keep drinks cold for over 24 hours and hot for at least 6 hours.
***NOTE: All tumblers are handmade to order and have a turnaround time frame of at least 4 weeks!*** If you need something sooner, please look through our "Ready to Ship" section or select the "Rush My Order" shipping option at checkout.***