QCC& Multifunction Waterproof Wheeled Rolling Backpack with Laptop Compartment for School Travel Description
Advantages:Two-option use of this backpack, very convenient.*use as a roller bag;*use as laptop back when the terrain gets rough.Just take out the hidden backpack straps and hide telescoping handle under the zippered cover.Specifications:Material: water-resistant durable nylon fabricZipper: Dual-access zipper with anti-theft designSize: L*W*D (21.65X13.77X8.66inches ) with 4 wheels and trolley height is 37.40inches Package weight: 6.7 lbPackage: 1 x Wheeled Rolling BackpackTips:1. The maximum weight of this wheeled backpack is 20KG. Please stand it upright and put heavy items on the bottom, not top.2. Try not to walk the backpack on some bumpy roads, and it will increase the age of wheels.3. When you go up or down the stairs, do not pull the handle directly. The best way is to pack up the handle and carry the backpack up or down.4. Do not use bleaching agent-containing reagent to clean the backpack.5. Add some lubricant at the handle joints and wheels regularly, it will help the backpack move more smoothly.