Ultimate Ceramic inner layer and stainless steel outer – Piper This is the ultimate reusable bottle: it’s beautiful, maintains your beverage temperature and keeps your drink tasting just the way you like it (no nasty metallic flavoured water here). Plus, you can relax knowing it won’t spill in your bag when you’re on the go. – 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 material!