Vacuum flask set

Material: stainless steel.
Features:
1.The lid can be used as a cup
2. 12 hours long-lasting heat preservation/cold preservation
3.High-quality stainless steel material, safe, healthy and environmentally friendly
4.Five-layer thermal insulation technology, long thermal insulation time
5.Leak-proof, portable, suitable for families, outdoor, travel, and students

What's in the box
1 x Piece Set of Vacuum Flask with 3 Lids, (With Packaging Box)