Contour Pebble Necklace - StoneDescription Shape with a little hush. Embrace your playful side with the Hybrid Pebble Necklace! This whimsical hand drawn necklace features a continuous line that extends seamlessly from the 'drawing' into a flexible black neoprene tubing to create a continuous line the whole way around. Crafted from soft neoprene rubber, anodised aluminium 'pebbles' and blackened stainless steel, this stylish necklace perfectly complements the Hybrid Pebble