Capacity 20-35L The internal structure of the bag: zipper pocket, mobile phone pocket, ID pocket, sandwich zipper pocket, computer pocket, camera pocket Opening method: zipper Applicable gender female Material PU leather Is it with a lock? With or without rain cover Function: Breathable, waterproof, abrasion-resistant, anti-theft, shock-resistant, lightening Processing methods: soft surface Hardness: Soft pattern: plain Suitable for gift-giving occasions Style street trend Lining texture polyester Types of accessories Strap root number: double root Popular elements: rivet Carrying parts telescopic handle Outer bag type inner patch pocket Bag shape cylindrical Is there a tie rod? Carrying system Air cushion strap Color MM545 black, MM545 yellow, MM545 red, MM545 blue Size 19 inches