Simple sleeping bag have more function Can be sleeping bag,cushion,quilt,blanket,pillow Features:1.One basic envelope sleeping bag have more function,2.Can be sleeping bag,quilt,blanket when unfold3.Can be cushion ,pillow when folding4.Best sales to Japan,korea,and other countries.5.Have some changing also can OEM for you6.For logo can printing on outer bag or embroidery on sleeping bag.7.Any new ...