Durable Design : Polystyrene plastic construction is durable and strong enough for holding heavier meals or even just that extra helping of potato salad. 28157011 7in Pastel Blue Plastic Plate, 20PK Perfect for any picnic party banquet or festive catered event this Creative Converting 28157011 plastic plate provides convenient service with a touch of colorful personality.. Plus with its versatile 7in diameter this convenient plate allows your guests to enjoy all their favorite appetizers side dishes and desserts with incredible ease.