Made from double-walled, insulated stainless steel with a fully sealed twist-fit sipper lid. Easy clean, easy fill and compact storage. Barista standard: Industry cup sizing, fits under coffee machine group heads, with drafted vessel for the perfect pour. Designed for drinking pleasure on the go: Caffeinate, hydrate, and everything in between. KeepCup sipper lid allows for optimal liquid flow, and the new KeepCup Bottle twists together to multiply your reuse moments. Easy use, easy clean: Simple to assemble, made to last modular parts that fit across multiple products. 2 hours hot, 8 hours cold. Made in Australia with some parts made here and in China. Packaged in 100% FSC certified board, using soy based inks.