MOQ100PCS. The Metal Telescopic Straw with Case, Cleaning Brush, and Carabiner is made of food-grade stainless steel and features an innovative telescopic design, adjustable to three sizes for compatibility with a variety of beverage containers. Ideal for glass cups, mugs, and Mason jars, this straw comes with a cleaning brush for easy maintenance and doubles as a mixer for your drinks. It’s portable and perfect for use at home, in the office, or on the go. Customize with your logo for an eco-friendly and convenient promotional gift.