Come and see our amazing products! The inner liner and outer shell of our thermos cup are made of 304 stainless steel and 201 stainless steel respectively. They are corrosion-resistant, fresh and tasteless, and harmless to human health. Its heat preservation lasts for a long time, up to 12 to 24 hours. The capacity of this thermos cup is 270 ml, which is exquisite and small, can be held in one hand, easy to travel. We provide up to 4 different colors because our thermos cup is not only practical but also modern and stylish. Price over 3000 pcs is by sea shipment. We provide up to 12 different colors because our towel set is not only practical but also modern and stylish. Custom logo is available, price over 3000 pcs is by sea shipment. Pls confirm further with us if any query about packing info, inventory status and time schedule.