Prepworks by Progressive Ratchet Can Opener The revolutionary design of the PrepWorks by Progressive Ratchet Can opener makes opening cans easy and effortless for people with limited hand strength This can opener works great for those with arthritis, carpel tunnel and any other motion limiting disabilities and it eliminates further wrist strain The powerful ratchet mechanism of this can opener requires less effort to open while the large, comfortable handles are easy to grip and move smoothly for fast results You simply move the lever back and forth to open the can This can opener is dishwasher safe