vacuum flasks, 1,300ml capacity, 2,Suitable promotional,gift. 3,Various colors, 4,Nontoxic, Eco-friendly, Vacuum flasks,300ml / 12oz capacity, Suitable promotional, gift, and travel.Nontoxic, Eco-friendly,Made from food grade 18/8 Stainless Steel inner and 201 stainless steel outside. Nontoxic, Eco-friendly.Especially suitable in promotional, gift, travel,stainless steel vacuum flasks inner ...