??EVERCROSS Bring You A Wonderful Enjoyment- Transform your hoverboard into an all new exciting hoverkart ??- Do you want to have fun riding hoverboard kart? - Or maybe you want to make amazing gift for your kids? All the details of EVERCROSS hoverboard karts are designed for you to have a fun & fresh safer & more comfortable driving experience. ? FUN & SAFETY HOVERBOARD ATTACHMENTS: Compatible for 6.5 8 8.5 10 hoverboard which is safer for kids because they sit on the hoverboard seat instead of standing on hoverboard there is less injury risk of falling down at high speed. ? HOVERBOARD ACCESSORIES & ADJUSTABLE FRAME: Our seat for hoverboard is suitable to various ages and height there are several gear positions to adjust the length from 31? to 44.5? to meet your needs. ? EXTRA STRAPS & SIMPLE ASSEMBLE: We offer extra straps and simple assembly instructions and all necessary tools with this hoverboard seat attachment so that you can assemble and attach this hoverboard cart to your hover