This MAMMUT Aenergy ST backpack is perfect for all your backpacking needs. With a 32 liter size, it's great for carrying all your essentials while you're out on your adventures. The Highway-Marine frame color, exterior color, and sport/activity category of backpacking make it a stylish and functional choice for any unisex hiker. The item weight of 544 grams is light enough to not weigh you down while you're exploring the great outdoors. This backpack is made by Mammut, a trusted brand in the sporting goods industry that specializes in creating high-quality backpacks. Whether you're a day hiker or an extended trip backpacker, this MAMMUT Aenergy ST backpack is a great choice.