The travel mug from Contigo is a functional stainless steel mug designed with a plethora of practical features. The West Loop mug has a no-spill and no-leak construction aided by the one-touch AUTOSEAL® lid that seals automatically between sips to prevent accidental leakages. Internally, the mug has double-walled vacuum insulation that helps keep liquids at the desired optimum temperature: hot for up to 5 hours or cold for up to 12 hours. Additionally, the lid is safe to be washed on the top rack of a dishwasher. The portable travel mug fits most standard car cup holders, perfect for daily use or picnics and longer journeys. R.R. Autoseal West Loop travel mug from Contigo. Capacity: 470ml. Patented AUTOSEAL lid automatically seals between sips to prevent leaks and spills. Made from 100% BPA-Free materials. Vacuum-insulated technology keeps your drinks hot for up to 5 hours and cold for up to 12 hours. Fits under most single-serve brewers and in most standard car cupholders. Constructed with a double wall and stainless steel inside and out for maximum travel mug performance. Specifications: Capacity: 470ml. Lid Material: BPA-Free plastic. Body Material: Stainless steel. Heat Insulation: Up to 5 hours hot. Cold Insulation: Up to 12 hours cold. AUTOSEAL® lid: Yes. AUTOSPOUT™ lid: No. Carrying Clip: No. Top-rack dishwasher safe lid: Yes. Top-rack dishwasher safe body: No. Size: Mug Dimensions: H:7.8" x W:3". Diameter of Base: 2.9". Lid Dimensions: W: 3.5". Brand: Contigo. Colour: Pink. Material: Stainless Steel. Size / Fit: Capacity: 470ml.