This 350ml (12oz) carry cup is a durable and reusable double wall cup that can be customised with your company logo. The cup is made with food grade (BPA free) plastic the bamboo cup is made from a blend of natural organic bamboo fiber and Polypropylene (renewable and biodegradable) environmentally friendly and recyclable. It features a easy screw lid with silicone drinking hole stopper to prevent leakage 100% leak proof. Double walled design keeps drinks hot or cold up to five times longer - ideal on the go at home or in the office. This product is not microwave safe and handwashing is recommended.