60 Days money back and two-year warranty guarantee. Simply contact us through your order history if you have any question, or if you are not satisfied for any reason and we will replace it or issue you a full refund. Clear instruction is printed on the back of the package. This Pet Republique Fur Trimming kit comes with 4 attachment guiding combs, a cleaning brush, and an oil bottle. The trimmer works on all kinds of fur types: curl, straight, thick, long, or short. The combination of ceramic moving blade and stainless steel fixed blade is much safer to the skin and provides effortless trimming performance.