The Alto 350 ml tumbler contains 50% Prevented Ocean Plastic ? every tumbler recycles and reuses 10 disposable plastic cups collected from Asia. The tumbler is a sophisticated and stylish single-walled drinking vessel featuring insulating ridges for safe and comfortable handling. It has an elegant clip-on lid with an unobtrusive relief, providing a tactile method for locating the drinking spout. Both the lid and vessel are made of fully recyclable plastics. Enjoy your favourite hot beverages in both comfort and style.