"The fan hums along and is for all purposes silent. The blades are made of a flexible material which likens itself to naugahyde. Seeing how it is toted as ouch less, I decided to temp fate and thrust my finger into the fan blades path. Not to any real surprise, there was no ouch and the fan kept spinning."
FULL STORY @ PIMPRIG (http://reviews.pimprig.com/miscellaneous/thermaltake_xjog_usb_fan_and_light.php)