The neg part was designed from bicycle chains, you could simply bend or twist the B-Chain Lamp’s leg for various poses and position. B-Chain Lamp is a concept designed by Cho Hyung Suk, a South Korean furniture and products designer. Cho Hyung Suk has creatively used bicycle chains and birchplywood cuts for a unique desktop lamp leg, while the sitting made from marble with natural texture. The dimension of B-Chain Lamp is 230x170x220mm, no info on the overall weigh, but looks like you could use an LED bulb for more energy saving. No info on mass production and pricing yet. Considering build your own?