Our Premium Boat Erasers easily and effortlessly cut through dirt, grease, grime, and scuff marks, simple moisten with water, squeeze and wipe surfaces clean. They do not contain bleach or harsh chemicals making them safe to be used in the kitchen and bathroom, on fiberglass, aluminum, gelcoat, metal, plastic and painted surfaces. We proudly stand behind the quality of all our products with a 100% Manufacturer Money Back Guarantee! We are a family owned American business committed to making premium quality products. If you don't love our Boat Erasers, simply let us know and receive a full, no questions asked refund.