Yes, you can purchase burial insurance for your parents. Most insurance companies that offer funeral and burial insurance have policies that can be purchased for people of all ages, including seniors. Some companies may have age restrictions for their policies, so it is important to check with the specific company you are interested in. There are also some companies that specialize in providing insurance for seniors.
When you are shopping for burial insurance for your parents, it is important to compare different policies and companies. You will want to make sure that the policy meets your parents' needs and that you are getting the best possible price. You can compare policies and prices by using an insurance comparison website.