This special embroidery needle was developed based on teh voice of Kogin artists, a needlework technique from the Japanese Tsugaru region. They are long and sturdy with a thin rounded point perfect for embroidery on loosely woven fabric or cross stitching. Needle sizes in mm, thickness x length: 1.14 x 65.0. Kogin Needles by Hiroshima from Tulip Corporation of Japan, set of four long needles with rounded tips and Superior Polished Finish.