Edgy or sweet? Maybe a little of both? Kynx by Brynx has you covered with the Spiked Ball Gag. 

Pink 35mm pink silicone ball with silver spikes and leading chain.

Red 45mm black silicone ball with dark gunmetal spikes and leading chain.

Black 45mm black silicone ball with gold spikes and  leading chain. 

Black 45mm black silicone ball with dark gunmetal spikes and leading chain