20Oz Disposable PET Clear Plastic Smoothie Cups with Sip Through Lids. The EcoQuality disposable plastic smoothie cups are perfect to fit in any establishment. A durable clear plastic cup lasts a lifetime. Anti-leak, anti-slip, and comfortable. On the go, traveling, at work, offices, parties, events, break rooms, or even at home, and also designed with a grip to fit car cup holders. Amazing for smoothies, protein shakes, juices, iced coffee, iced tea, bubble boba tea, lemonade, parfait, soda, frozen drinks, mixed drinks, frappuccino, lattes cocktails, and more! These cups are 100% environmentally friendly & disposable. Made of PET plastic cup technology insures that these cups are crystal clear, impact, durable, and cracked and are an eco-friendly brand so we strongly encourage you to recycle.