From Amazon
Mepal – Insulated Bottle Ellipse – Double Walled Insulated Bottle – Drinking Bottle On The Go – 9 Hours Hot & 12 Hours Cold – Stainless Steel - 350 ml – Natural Brushed
OnBuy
Mepal Thermal Ellipse 350ml Nordic Green - Keeps Drinks Cold or Hot for Long - Stainless Steel Water Bottle - Double Wall Insulated - Leak Proof