Size: about 0.8mm in diameter, about 90m, 100 yards per roll. Nylon Beading Cord: Made from nylon, flexible round cord, with enough stiffness and durability. Come with plastic spools, never tangled or any mess, more easy and convenient to use. With Spool Bobbin: Come with plastic spools, never tangled or any mess, more easy and convenient to use. DIY Craft: Great for beading, macrame knotting, Kumihimo and shamballa jewelry making, costume and garment making, tassels,crafting, wrapping, beading, Chinese knot making, wind chime making, and even handmade sign making. Wide Application: Suitable for many different purposes such as home decor, renovation, quilting, corded binding, sewing, tying, camping DIY projects. Nylon cord set can be used to make Chinese knot, great for creating your favorite jewelry pieces, such as bracelets and necklaces