Gamer Angry Seals SEALOOK Fan Made EP: 2 YouTube. A Bamboo Fiber Cup is an Eco friendly and a Biodegradeable Cup. Perfect for coffee, tea or hot chocolate. Contains unique wrap around art and has a silicon lid with a sipper for sipping hot drinks and a straw hole for cold beverages. A silicon sleeve is also included to hold the cup when hot drinks are poured. Material: Bamboo Fiber (90% Bamboo, 10% Starch and Resin) Capacity: 325 ml Printing: Digital Please Note: Colours may slightly vary depending on your screen brightness. A shout out to all the GAMERS out there! Sip Coffee and Play On!! This super cool Bamboo Fibre Cup is for you!