Water-Resistant Material Selected high-quality materials, waterproof and easy to clean. Portable and Hands-Free Removable and adjustable shoulder strap meet the needs of both back and carry. Internal Thermostat Material Thermal Insulation Lining keeps your drinks at the ideal temperature. Velcro Fixed It can easily put in and take out your Stanley cup. Multi-functional Practical Storage Design At the front of the stanley cup holder, two convenient zippered pockets allow you to easily store essentials such as your phone, keys, bank cards, and more. With a key hook and elastic compartments, your items stay organized. Additionally, two elastic side pockets provide extra storage space for items like glasses, tissues, and more. Wide Range of Applications Whether walking, hiking, camping, travelling or engaging in fitness activities, this water bottle carrier bag with phone pocket serves as your reliable companion.