Need one of these

Worth checking out although a bit expensive for Canon
http://cgi.ebay.com.au/TWO-Canon-Lens-1-1-Coffee-Cup-Coffee-Mug-FREE-SHIPPING-/160436922087?cmd=ViewItem&pt=AU_Dinnerware&hash=item255ac926e7
http://cgi.ebay.com.au/TWO-Canon-Lens-1-1-Coffee-Cup-Coffee-Mug-FREE-SHIPPING-/160436922087?cmd=ViewItem&pt=AU_Dinnerware&hash=item255ac926e7