Description
1.Sealed silicone rubber ring.Food-type PP material is used for cup cover to insert silica gel, which has good sealability.
2.Smooth cup mouth.Cup edge polishing treatment fits lips more smooth and exquisite workmanship.
3.Vacuum bladder,Using stainless steel material for heat preservation and cooling is more durable.
4.Thickened cup bottom.Thickened cup bottom with anti-skid and wear-resistant.
