Using this chalk bag is a breeze. Just open the drawstring, reach in to grab some chalk, and you're ready to climb. The wide opening allows you to quickly get your hand in and out. The brush holder is there for you to keep your chalk brush handy. When it comes to maintenance, empty the chalk out occasionally to keep it clean. You can also gently shake the bag to make sure the chalk distributes evenly. As for storage, keep it in a dry place to prevent the chalk from getting damp. Remember, this bag is suitable for both adults and kids, so everyone can have a great climbing experience with it.