This bottle is made of food grade stainless steel. It will never leave a metal taste or rust. Besides, it can keep liquid hot and cold for hours. Insulated Water Bottle is Perfectly suitable for daily use, running, hiking, camping, etc. This is a good choice as gift for friends, families, business partners and club members. You can imprint your logo on it. This bottle can also be used as award for employees. D 2 3/5" x 8 2/3"H