This isotherm stainless steel teapot of 350 ml keeps warm your tea, infusion or detox mix during 5 hours and cold 7 hours ! Tight and ergonomic, it is the ideal solution to take your drink in all your travels. 2 filters are included : 1 long filter as a basket for a temporary infusion and 1 short filter for a permanent infusion. The cap opens and closes easily unscrewing it. Hand-wash.