The Thirty-One Bring A Bottle Thermal Sac in Best Buds Blue is a stylish and insulated travel container perfect for keeping drinks cool on the go. Made of polyester and neoprene, this bottle cooler features a botanical theme and is designed for all occasions. With a personalized touch of best buds, this hand wash only container is a must-have for your outdoor adventures. Stay hydrated and stylish with this practical and functional item from Thirty-One.