COCOON Faucet Our AISI316L marine grade stainless steel offers many advantages to the professional and high demanding user, including its high corrosion resistance and durability. The aesthetic appearance of this ECO friendly and LEAD FREE material provides a modern and attractive base for our minimalistic tap collection designed by Piet Boon. Available in brushed stainless steel, and the exclusive ‘Raw Copper’ and ‘Gunmetal Black’ PVD finishings.