... ,Food grade vacuum Thermos 3,leak proof lid 4,color ,logo option 5,keep hot or cold for 12 hours. Welcome ... ,bottle,and wine pot,wine cup. item500ml double wall stainless steel vacuum flask with pp switchitem No.cp503Description1,double wall2,BPA free and FDA ... hot for 24 hours and cold for 6 hours.6, logo option according to customer's requestitem inf.material: s/s ...