Fashion and Travel Accessories Design Swisbaby Weight Reduction Schoolbag by Wang Peiyang Swisbaby is a backpack designed for teenagers aged 10-15. Compared with other similar backpacks, it is designed with excellent safety and weight loss support system. The vertical LED bar on the front side and reflective straps on both sides are use cooperatively to make the it visible even from a distance 100 m. Dynamic suspension straps spread the weight loading on both shoulders. The back cushion features a zoned support and a hollow spine support design to evenly unloading, so that the spines of teenagers are protected.