Stanley Go IceFlow Flip Straw 64 oz Jug, most likely the 64 oz in the "Polar" white color. Features: It boasts double-wall vacuum insulation to keep drinks cold for extended periods (e.g., up to 20 hours or iced for up to 4 days for the 64oz model), an 18/8 stainless steel construction, a leakproof flip straw lid for easy sipping, an easy-carry handle, and a built-in fence hook for convenience. Material: It's made with BPA-free 18/8 stainless steel and incorporates recycled plastics, particularly from discarded fishing nets, contributing to its sustainable design. Care: It is designed to be dishwasher safe for easy cleaning. Used excellent condition