Aluminum free. For a smooth finish, apply this deodorant. For a Rocky Finish, seek life advice from deodorant pack copy and always wink at everyone. If you are not satisfied with the Old Spice product, return the unused portion along with the purchase receipt. For further details call 1-800-Prove-It (7746-8348). www.oldspice.com. Questions? 1-800-677-7582. www.oldspice.com.