Caution: color: we shlp according to the color of the first picture, in the package: if the quantity is not stated in the description, we will shlp the item according to the quantity and model number in the title. Lightweight portable foldable backpack waterproof backpack folding bag ultralight outdoor rucksack for women men travel hiking black the product is shlpped based on the color or size of the main image of the product page. Colour:black this backpack with 20l capacity includes a main compartment, plenty of external pockets and attachment points, providing enough space for everything needed in your trip. It is water resistant, breathable and comfortable. Perfect for travelers, campers, backpackers, cyclists. Features: small folded size: the size the same as your fist, you can put it in your pocket or bag. It is convenient to take outside. Lightweight but practical: only weight 85g, convenient to carry. The material is thin but tear resistant. Adjustable shoulder straps padded with mesh sponge help relieve pressure. 20L large capacity. Water resistant and tear resistant. Perfect for hiking, travel, camping, mountaineering, suitable for both men & women. Specifications: material: waterproof polyester fibre color: grey, black, orange, green, deep blue, lake blue, rose red, blue optional capacity: 20l item size: 410 * 240 * 160mm / 16.1 * 9.4 * 6.3In item weight: 70g / 2.5Ounce package size: 120 * 70 * 70mm / 4.7 * 2.8 * 2.8In package weight: 85g / 3.0Ounce package list: 1 * backpack