Case of 10,000. These Sip Staws are strong enough to let the customers at restaurants or coffee shops to conveniently and effectively stir in cream, milk or sugar into their hot and cold drinks. These Black Sip Straws are disposable and made from high quality polypropylene. These thin sip straws are absolutely safe for use in hot drinks, as they can withstand high temperatures easily without melting. Usable both for sipping and stirring, these Black Sip Straws are perfect for enjoying coffee, specialty teas, cocktails, and many other hot and cold beverages.