Gym+Coffee branded Grey KeepCup with Mint plug. Made from fully tempered soda lime glass, Cork Edition features a natural cork band. Made in Portugal, using waste product from the wine cork manufacture. 8oz keepcup For best results hand wash only. Lid off can be heated to 110 degrees. Made from toughened soda lime glass, not unbreakable, but surprisingly durable. The cork band is a natural product, recyclable and biodegradable at end of life, put it in the compost. Shipping Information Delivery takes approximately 5 working days. FREE Shipping on purchases over €120/£120 and free returns in the Republic of Ireland!