A bigger, more thermal bottle joins our hydration range. Delivering your complete daily hydration in one go, this is a durable and sustainable alternative to single-use plastic water bottles. Plus it keeps your water chilled for hours. Multi-award-winning product design. Triple wall vacuum insulated to retain heat or cold Durable stainless steel bottle – made to last Ceramic lined for a better taste experience BPA free, FDA EU approved safe materials Dishwasher-safe lid. Base is handwash only. Microwave safe: No