Search query: anti slip feet for 2x4

Product: Mohawk Home Dual Surface Felt and Latex Non Slip Rug Pad, 1/4" Thick, 4'x6', Brown NON-SLIP GRIP: The durable slip resistant latex rubber backing side supports precise rug placement and helps to prevent slipping, bunching, and wrinkles, as well as keeping the rug surface smooth on the floor to make vacuuming easier.
LONG-LASTING PROTECTION: Durable and cushioned, the felt surface and latex backing will protect your flooring from possible long-term damage, such as scratches, scrapes, punctures, and other types of abrasion wear.
FLOOR VERSATILITY: For carpet, simply place the rug pad beneath your rug with the felt side down. For hardwood and other similar surfaces, place the pad under your rug with the rubber side facing down.
CUSHION VARIETY: This rug pad is available in two thickness options: 3/8” and ¼”, offering plush underfoot cushioning height to fit in any space.
VERSATILE SIZING: Available in a variety of popular area rug sizes such as 2x8, 8x10, and 5x8, this rug pad can also be customized using scissors to fit any size in between by cutting 2 inches smaller than the rug size. (1-2 inch short of the rug perimeter) Mohawk Home Brown

Product: Ultra Stop Non-Slip Indoor Rug Pad, Size: 2' x 4' Rug Pad Non-slip rug pad for rugs over hard-surface floors
Open weave construction allows the area rug to breath and helps make vacuuming easier
Helps keep rugs in place to prevent bunching and shifting
Made with polymer coated polyester scrim - guaranteed to hold non-slip properties for 10 years
Care and Use: Hand wash in mild detergent, rinse and air dry Grip-It Ivory

Product: Outdoor Grip Non Skid Area Rugs Pad 2-Feet by 4-Feet Rug For use on all outdoor surfaces to keep rugs in place
Naturally antimicrobial, hand washable, and easy to cut to size
Extends life of rug and keeps rugs in place Granville Rugs