Thermos FUNtainer Spongebob Squarepants 12-oz. Beverage Bottle TherMax double wall vacuum insulation for maximum cold temperature retention Hygienic push button lid with pop-up silicone straw is easy to open Kid-proof design - unbreakable stainless steel interior and exterior withstands daily wear and tear # Exterior stays condensation free. Non-slip, scratch resistant base Dishwasher safe