Helinox Chair One Highback (re) Jenson USA Chair One Mint MultiBlock Helinox Japan Helinox Chair One Highback (re) Jenson USA Helinox Chair One (re) Free Shipping & 5 Year Warranty. If you want comfort without a weight sacrifice then choose the Chair One Highback. It features an innovative DAC aluminium frame which is light, durable and incredibly easy to assemble. And thanks to the that tall back, it's mighty comfortable too. With a medium pack size, it's a perfect choice for cycle touring, easy going camping et al