Nuby ID10279 Thermo Stainless Steel Drinking Straw Cup, 280 ML"SKU #NB ID10279 The stainless steel thermo straw cup by Nby keeps al hot and cold drinks at the perfect temperature for up to 6 hours. In a nutshell 12m+ Keeps food up to 6 hours at desired temperature Sweat proof The double insulated wall keeps the outside of the cup at room temperature Leak proof technology: Hear the click, know its locked Soft silicone No Spill straw The hygienic flip cover keeps the spout clean when not in use Easy Grip with