Wow! Natural & Reusable Coffee-To-Go Cup. the Outside of the Cup is Made of Cork, Which is Both Biodegradable & Renewable. the Inside of the Cup is Made of a Compostable Material Called Polylactide (Pla). the Two Are Fused Together Using a Patented Technique (Which Does Not Involve the Use of Glue) to Create a Double Wall That is Not Only Durable, But Also Keeps Your Drink Warm for Hours. the Perfect Combination of Design, Functionality & Durability. Capacity 350 Ml. About Pla Polylactide, or Polylactic Acid (Pla) is a Thermoplastic Aliphatic Polyester Derived From Renewable Resources. What Does This Mean? It Means That Pla is a Biodegradable Material Made From Corn Starch Produced by Plants - Natural & Renewable. Lactic Acid is Produced by the Fermentation of That Corn Starch, Creating the Fibres Used to Make Pla. This Eco Friendly Process Converts Natural Resources into the Ideal Sustainable Material. Each Item is Supplied in an Individual Brown Cardboard Card Box. Minimum Quantity: 1