These Zipper Pouch are a perfect addition to your 30oz & 40oz Tumbler! They are not only versatile and stylish, but also well-made with a velcro adjustable strap! This innovative accessory is designed to enhance your on-the-go lifestyle, allowing you to conveniently carry your essential items while keeping your hands free. Whether you're hiking, traveling, or simply running errands, this pouch is a must-have companion to you Stanley! Product Dimension: 5.3x3.9 inches Personal items, such as credit card, cash & keys used in picture are for modeling purpose only, and are not included in sale.