Their description:
Amazon.com Product Description
The form-fitting PixelSkin helps protect your iPod touch 2G from bumps and scrapes, while providing openings to all ports, plugs and controls for convenient accessibility. Pixelskin features lightweight design that protects without adding bulk. Just slide your iPod touch into the case, plug in headphones and enjoy. The textured tile pattern provides a comfortable, tactile sensation in your hand and a no-slip grip so you don’t drop your iPod (and it doe… More >>
Go & get it here - i can recommend it:
Speck PixelSkin Rubberized Case for iPod touch 2G, 3G

Speck PixelSkin for iPod touch 2G (Black)I ordered this product on December 21, and still have not received it as of January 12th. I am having to deal with one of the outside vendors of Amazon who says they sent it. Well, the post office tracking page says it hasn’t been delivered, but the vendor is telling me to look for a such and such envelope. It is very interesting to find out that there is no way to contact Amazon.com directly regarding this problem. Don’t buy this it if it is from an outside vendor. Buyer beware.