This 6pk Non-Slip 24" x 6" Step Safety Tread Strips, listed at $36, is now $12 at Deal Genius. Plus shipping is free. The best price we could find for this quantity is $16. They have an adhesive tape backing and can be cut to the size you need. There is no sales tax (except IL, CA, IN, KY, PA, TX, WA, and VA).