Features:50L/60L Outdoor Sports Backpack Comfortable Rucksack*100% brand and high quality*Waterproof, breathable, wear-resistant, burden reducing, shockproof*Made of high quality fabric, soft texture, tear resistance, anti-aging*Waterproof fabric, worry-free to travel, waterproof index 2000+*Quality zipper, waterproof strip*Lightweight and large capacity*Suitable for most situationsSpecifications:*Optional color: Lake blue,Dark blue,Red,black,Purple,Sky blue,Orange,Fruit green,Dark blue*Material: Water-repellent Polyester Fabric *Capacity: 50L/60L50L size32*55*20 CM60L SIZE: 38*60*22CM Package Contents:1*BackpackNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please al slight manual measurement deviation for the data.