* Length * Fine: 50ft. (15m) * Medium: 50ft (15m) * Heavy: 50ft (15m) * .014 Fine - Ideal for soft materials, seed beads and fresh water pearls. We suggest finishing with 2x2mm crimps. * .019 Medium - Ideal all purpose wire. Great with glass, mineral, and metal beads. We suggest finishing with 2x2mm crimps. * .024 Heavy - Ideal for abrasive materials, large stones, lamp work and bracelets. We suggest finishing with 2x3mm crimps. * Soft Flex Extreme Wire is a beading wire, free of heavy metals, for designers that want to add sparkle and shine to a piece that exposes the wire. Soft Flex Extreme Wire will not tarnish and is great for free floating necklaces and pendants. Soft Flex Extreme Wire is constructed of 1x19 micro woven metal alloy wires. It is supple enough that it can be knotted.