Color: purple, fruit green, black with gray, red, gray with redDimensions (LxWxH) 43cm*22cm*20cm /16.77*8.58*7.8 inchMaterial: 5% cotton, 95% nylonFeatures:1. Adjustable chest strap and belt2. High-density honeycomb breathable backpack system, fit snugly and have good breathability3. Specially designed water bag (without water bag). The drinking pipe and the guide of the drinking pipe on the belt make it easier to drink water while riding.4. Safety insurance, reflective strip design.Precautions for cleaning and maintenance:1. Air dry.2. Please do not burn it.3. If necessary, please clean with a damp cloth.4. Wash your hands with cold water. Do not use liquid detergent or bleach for cleaning.The packaging includes:1 * cycling backpack // hiking backpack1. Since different computers display colors in different ways, the actual project colors may be slightly different from the above picture.2. Since manual measurement is required, please leave a distance of 1-3 cm. thank you for understanding3. We are committed to providing customers with quality products and services.1 cm = 10 mm = 0.39 inches