Our compact, leak-proof‡ Travel Mug takes up minimal space while maximizing capacity. It features a stain resistant SlickSteel® polished stainless steel interior, and a wide opening that makes this mug easy to fill and clean. • Safety lock prevents accidentally spilling • Durable and sanitary 18/8 stainless steel interior with SlickSteel® finish (without coating) • BPA-free • Air vent design on the opening allows for beverages to flow out smoothly • 2-step lid release process minimizes dew spattering from the lid • Size (width x depth x height): 8.0cm x 8.5cm x 21.5cm • Heat retention: 56°C @ 6hrs • Cold retention: 10°C @ 6hrs • Buying Link: https://www.zojimall.com/ (https://www.zojimall.com/s-steel-vaccum-mugs/zojirushi-480ml-s-s-mug-sm-yaf-48-ra)