Petroad Indoor Pet Scat Mat Electronic Training Mat for Dogs and Cats, Transparent Roll Up PVC The repellant mat teaches your pets do avoid places and areas you don't want them to go. Quick and effective learning process for the pets due to a static pulse triggered whenever a dog or a cat steps on the mat. The electronic pulse is completely harmless and will never hurt or injure your pet. The cat & dog shock mat is made of PVC, which is a waterproof material, so no danger accrues whenever your animal passes water on the mat. The shocking mat measures 16 by 30 inches. The pet training mat can be placed on any shelve, table and armchair or can be placed right after a door to effectively avoid the animals entering an entire room. Flexible PVC material let you roll up the mat and have an easy storage and transportation.