Note it does have a very small ding on the bottom of the container that’s not noticeable sitting upright. The YETI 36 oz Rambler is a pre-owned stainless steel water bottle with a screw-on lid. It is designed for outdoor activities such as camping, hiking, and adventures. The bottle is double-walled and insulated, making it leakproof and BPA-free. The bottle is silver in color and has a capacity of 36 ounces. The YETI Rambler is made of stainless steel and metal and is manufactured in China.