Welcome to my store. I hope you find the product you need. Before that, please read the following information directly. Thank you! Do customers have any questions? You can communicate with customer service at any time. They are happy to fix it. Customer satisfaction is our highest goal. We will try our best to make you satisfied. Size: 52*20*34(cm) Fabric: High quality fabric, Structure: Main pocket and extra pocket. Warning: Measure the size yourself, there is an error of 1-2 cm. Please understand. There are 4 colors to choose from: (Tell us what pattern you want in chat. You can send us the pattern you want.) Suitable for short trips, convenient and lightweight.