Whether you are after glass coffee cups or glass tea cups, IOco brings a little luxury to your cuppa and you wont compromise on taste. These coffee travel mugs have a double wall to insulate and maintain your perfect temperature. Say goodbye to icky plastic and silicone lids and experience the luxury of drinking from glass. Our glass lid certainly wont spoil the taste of your beverage. - The mouthpiece is of substantial size, to not affect the coffee crema. Yep - this is a thing and some say the best part! Join us in the war on waste and do your bit without compromising on taste while minimising your impact on the Australian environment and reducing landfill. All IOco takeaway travel cups are dishwasher safe, easy to clean and sure to impress your friends and the local cafe barista. IOco Travellers are available in four sizes. 4oz, 8oz, 12oz and 16oz. Features:Double-wall coffee and teacups that provides insulation for 1 to 2 hours. - Dishwasher safe (top self) and easy to clean. - Silicone seal and silicone non-slip grip - Borosilicate Glass (hardened Glass)All Glass Lid has a bespoke drinking hole and air hole, like takeaway coffee cups. - BPA free100% recyclable Do not microwave - Specifications4oz / 120ml 10.5cm x 7cm (Top Diameter) x 5.4cm (Bottom diameter)8oz / 235ml 12.5cm x 8cm (Top Diameter) x 6.7cm (Bottom diameter)12oz / 355ml - 16cm x 8cm (Top Diameter) x 6.7cm (Bottom diameter)16oz / 473ml 19.5cm x 8cm (Top Diameter) x 6.7cm (Bottom diameter)Disclaimer: IOco Glass Coffee Travellers are the ultimate in luxury, made from Borosilicate, hardened Glass able to withstand high temperatures. Ideal for the tea & coffee connoisseur who is looking for a reusable coffee takeaway cup that is enjoyable to use and doesnt taste like plastic, silicone or metal. Like all glass products, IOco Travellers will break if knocked or dropped. If you are a little heavy handed or possibly a bit clumsy, this cup is not for you.