The basics Feather® has set the standard in manufacturing the sharpest and safest razor cutting blades in the industry.  The benefits The blade fits snug into the handle and does not chatter or move when cutting. The uses The blade itself is sharp, but with the patented blade guard, it makes it safe for you and your client...meaning you won't cut yourself with this blade! The bottom line Standard Blade Pack contains 10 blades. Bonus Value Pack includes a free blade disposal case.