24 Hours cold. Ice-cold drinks for up to 24 hours, regardless of the outside temperature. Our advanced double-walled vacuum insulation makes warm water a thing of the past. 12 Hours hot. Keep your tea or coffee hot for up to 12 hours. Perfect for those winter walks and cold morning commutes. Careful - chilly's works a little too well. Leak proof, sweat free. Our airtight screw top lid prevents soaked bags and accidental spills. The vacuum insulation means your chilly's bottle will remain condensation free. Quality materials, bpa free. Chilly’s bottles are constructed from durable, high-grade 304 stainless steel, for both the inside and outside walls. This preserves the flavour and freshness of your drink, without any tainting. Powder coating. In pursuit of our goal to create the highest quality products possible, all single coloured chilly's bottles are now finished using an advanced powder coating process. This offers a much harder wearing finish, with the same amazing colour you woul