This money saving challenge binder is made of soft and durable PU material and includes 100 envelopes to help you stay within your budget. It's a practical tool for tracking expenses, savings, and special events, and can be used as a budget organizer, money saving organizer, or envelope system wallet. The binder is lightweight and medium-sized, making it easy to take with you while shopping. It's an ideal solution for goal-focused individuals looking to save money in a structured manner.