Ships from Hong Kong. This insulted bottle is made from high quality food-grade 18/8 stainless steel with non-toxic BPA free cap. Water or liquids remain ice cold for about 6-12 hours in these triple walled water bottles. Ideal for outdoors, hiking, camping, biking and other outdoor recreation. Also suitable as travel water bottles for kids, students and adults or office use. Material: Premium food grade 18/8 stainless steel, BPA free. Size: 25.3x6.5cm(10x2.6 inch). Capability: 17oz(480ml), liquids remain 6-12 hours. Feature: Light and compact design takes up minimal space while maximizing capacity. Function: Best for outdoors, hiking, camping, biking and other outdoor recreation. Also suitable as travel water bottles for kids, students and adults or office use.