We took the classic military backpack design as our starting point, then we upgraded and improved until we were satisfied that we created this backpack. We make the gear for those individuals who are ready for any mission. ★ Tear-resistant and waterproof 900D Oxford material prevent your items from getting wet and assure its long-lasting. ★ The main compartments can hold 14" laptop or tablet, books, clothes, etc items, two front small zipper pockets can organize well the small stuff, like keys, pens, and phones, easy to take, and two side compartments to hold umbrellas and water bottles. ★ The hiking backpack is designed with reflective straps, which can reflect the lights making it easier for people to notice, it will make your hiking, and cycling safer while you traveling at night. ★ Front and side molle system easily attach additional equipment, such as flashlight holster, walkie-talkie, etc, and other molle pouches.