Note: The surface of the reptile heating mat is waterproof but should not be submerged in water. Do not place reptiles or insects directly on the mat to prevent burning your pet. If the heating mat is punctured or severely deformed, discontinue use, Do not use the heating pad in a confined space. Wide range of applications: suitable for most reptiles such as turtles, snakes, lizards, geckos, hermit crabs, tortoises, spiders and insects. Easy to install: the heating pad can be installed on the bottom or side of a glass container or pet water tank (note: the heating pad must be used away from flammable materials!). Provides heat: provides a constant gentle and even heat for your pet or insect breeding, keeping your tank warm and promoting growth and digestion and absorption of food. (Please do not use with plastic terrariums, continuous heating may melt the plastic box, recommended for use with glass tanks). Material: made of high quality PVC with a smooth surface for easy cleaning.