As you would expect from these Swedish kit junkies, the finish & quality of this flask is exceptional. The outside of this stainless steel flask is powder coated to give it a grippy & durable finish. The compact design holds 0.25 litres of liquid & the double walled & silver lined vacuum will keep liquids hot (95ºC) for 5 hours, reducing to 30ºC after 24 hours. This versatile flask will keep ice cold drinks chilled for up to 24 hours at below 20º. This flask comes with a standard screw in stopper & a push button opening stopper. The push button stopper, as the name implies, opens with a push of a button to allow you to pour without letting out any heat, the standard stopper has grooves to pour once it’s been unscrewed a bit. Trekitt top tip: Prime the flask before pouring your drink. For hot drinks fill with hot water (95ºC) & let stand for 5 minutes before filling, & for cold drinks fill with iced water & let stand for 5 minutes before filling. Stainless Steel construction Double wall & silver lined vacuum Keeps drinks hot or cold Powder coated Supplied with two stopper Lid acts as a mug