100% brand new and high quality Lightweight and durable material. It is very suitable for travel, outdoor activities, car offices, families, schools, camping, etc. 316 stainless steel impregnation, double vacuum design, safe, moisture free, environmentally friendly, odorless, easy to clean. The packaging is a gift for family and friends. The wo wo models are available in 4 colors. Acity apacity: 1000ml