400ml Nice Vacuum Flask Double Layer Cup

Keep your drinks hot or cold for hours with this 400ml double-layer vacuum flask. Constructed with stainless steel, it offers superior insulation. The screw lid doubles as a drinking cup, making it perfect for travel, school, or office. Its sleek design fits easily into backpacks or car cup holders. Leak-proof and BPA-free, it's ideal for tea, coffee, or cold beverages. A reliable companion for anyone on the go.