YakGear 550 Paracord Rope - 30ft, Black – YakGear.com
Amazon.com: 328Feet 2mm Satin Rattail Cord Black Nylon Cord Beading String for Chinese Knotting, Macrame, Beading, Necklaces,Jewelry Making Arts and Crafts (Black)
jijAcraft Nylon Rope,100 Feet Black Nylon Rope,1/4 Inch Solid Braided Rope Thick Strong Nylon Rope for Multi-Purpose Tie Down,Clothesline,Gardening,Craft Projects - Amazon.com
Cousin DIY Black & Brown Nylon Cord, Jewelry Stringing, 4 Piece, 36 feet - Walmart.com
Cord, nylon parachute, black, 4mm round, 550-pound test. Sold per pkg of 16 feet. - Fire Mountain Gems and Beads