- Organize and manage your savings with the KEAGAN NO.pinkshengqian envelope book of 100 units - Made of durable, waterproof, and tear-resistant PVC for maximum protection - Transparent envelopes make it easy to identify and protect cash from dust and moisture - Stainless steel binding allows you to customize and rearrange the envelopes according to your needs - Each envelope is numbered from 1 to 100, ideal for the 5,050 savings challenge - Effective tool for family budgets, emergency funds, and debt repayment - Encourages financial education for children and adults, involving the whole family in saving - Compact, lightweight, and stylish black design, perfect to take anywhere or to give as a gift on special occasions