Our Take 

...our all new obsidian on obsidian Circle Gs. By definition, obsidian is the hard, dark, glass-like volcanic rock formed by the rapid solidification of lava without crystallization. It's the perfect name for our hipster-y-est style, since by definition a hipster is the hard, dark, glass-like person formed by the rapid solidification of personality without self-actualization.

 Features:

• No Slip
• No Bounce
• All Polarized