Set of 12 Clear Glass Mason Jars 25oz Includes Camo Lids & Plastic Straws Durable Clear glass Set of 12 Mason Jars and Camo Lids With Straws. Great gift idea for friends and family. Made of glass; great as a drinking glass, soup mug, or storage container and is perfect for everyday use Perfect serving cups for blended drinks, smoothies and other cold beverages.