Designed for Stanley 40 oz to ensure a perfect fit and prevent the cup from shaking or falling during movement. Enjoy the convenience of drinking water anytime, anywhere, whether hiking, camping, or traveling daily. Adjustable shoulder strap design makes this storage bag comfortable to wear and suitable for people of different body shapes. Equipped with multiple additional pockets for storing small items such as mobile phones, keys, snacks, and more. Easily carry essentials during outdoor adventures or city strolls. Made of high-quality wear-resistant materials, this lightweight and sturdy water bottle holder can withstand various weather conditions, making it ideal for sports and outdoor use. This bag makes a thoughtful gift for parents or friends during holidays such as Christmas. It’s not just a high-quality accessory but also a gesture of care and love.