La Gourmet Thermalware is made of double walled vacuum pumped SUS304/18/8 stainless steel. It has a very good heat reflection effect. Steel can reflect the heat and the vacuum can provide insulation.
-Wide mouth for easy cleaning and to put ice.
Name: 350ml Sports Tumbler
Heat Retention: 52°C for 6 hours
Bottle Material: Inner/Outer Stianless Steel
Lid Material: Stainless Steel
Food safe: Japan Food Drug Administration (FDA) Approval