1.『PREMIUM INSULATION MATERIAL』- As a professional sports accessory, this water bottle carrier with strap is specially designed for severe cold and extreme environments. Our water bottle holder is made of high-quality and water-resistant fabric, ensuring that your bottles are well-protected from scratches. 2.『LARGE CAPACITY』- The size of water bottle bag is: 3.8inch(Length) * 5inch(width) * 12inch(height) (including pockets). The water bottle carrier with strap and pouch is compatible with 20oz/24oz/32oz/40oz bottles, ensuring that your water bottle is always by your side.Designed to accommodate vacuum bottles, sports bottles, and feeding bottles of various brands. 3.『DRAWSTRING AND 4 POCKETS』- Our water bottle holder provides plenty of space for all your personal belongings. The main bag is sealed with a convenient drawstring for easy insertion and removal of bottles. There are two zipper pockets on the front with key rings for your cell phone, keys, cash, bank cards and other essentials, while we have two side pockets for snacks or other supplies. 4.『PORTABLE & HANDS-FREE』- The water bottle bag crossbody comes with detachable paracord handles and adjustable shoulder strap, which provide a convenient way for carrying your bulky water bottle. Whether you prefer to hold it in your hand or wear it across your body, our water bottle carrier bag is designed to fit all body shapes. 5.『MULTIPLE USAGE』- The water bottle sling bag perfect for school, work, walking, hiking, camping, beach trips, gym and other outdoor activities. Great ideal to be a gift for your mom/dad/husband/boyfriend/wife/girlfriend on anniversary, birthday, thanksgiving day, Christmas and Valentine’s day.