Hurry, available again. . Get a Free Sample of SALONPAS® PATCH, Offer good while supplies last. Requesters must be at least 18 years of age. Offer valid in the 50 United States including APO/FPO addresses, and District of Columbia. Limit of one request per household. Either SALONPAS® PAIN RELIEF PATCH or ARTHRITIS PAIN sample will be mailed.