Bamboo Coffee Cups - Reusable, Biodegradable, Compostable - These bamboo fibre coffee cups are eco-friendly and dishwasher safe. Made with natural bamboo fiber and reinforced with melamine resin, they are durable and long lasting. The resealable 'no-drip' lid keeps your drink from spilling, and the cup is biodegradable, reusable, compostable.