Easy to install drink holder anywhere with Velcro. The opening and closing is a drawstring type so you can prevent the bottle from popping out while driving. Convenient mesh pocket for storing your smartphone and small items. The exterior is made of water-repellent material, so you can ride it on rainy days without worrying about it. The interior is made of aluminum so you can expect to maintain the heat and cold retention. It is a type that can be fixed with a velcro strap that can be adjusted to adjust the size, so it can be fixed in various places such as the steering wheel or under the saddle.