Quality Material: This cat deterrent device is made from high-quality polypropylene plastic (PP) that is durable for either indoor or outdoor use. Protective Function: Our anti-climb security spikes will gentle to scare or irritate animals, prevent animals from approaching the area you want to protect,such as stop cats pooing in your garden Safe to Use: The cat prevention spikes of the cat mat will irritate the animal's paws and feet, barbed wire causing discomfort when scratching or digging, but will not harm the animal's skin or paws.It only has a deterrent effect and will not harm animals. Simple Operation: This prickle strip is configurable to which size and length you want to use, and can be longer and wider with U shape pegs. Suitable venue: The animal repellent pad is suitable for indoor and outdoor and any valuable assets you want to protect, such as lawns, flower beds, gardens, furniture decorations, vegetable patches, cars, windows, wardrobes, sofas etc.