State Savings products, which are managed by the National Treasury Management Agency (NTMA) enable personal savers to invest their money in the State. Savings invested in this way are available to the Exchequer to fund Government expenditure. State Savings form part of the National Debt of Ireland, and repayment of all State Savings money is a direct, unconditional obligation of the Irish Government. State Savings products including National Solidarity Bonds, Savings Bonds, Savings Certificates and Prize Bonds are available to purchase via website, by post or in any Post Office The NTMA keeps the interest rates paid under constant review to ensure that the products remain competitive in the savings market generally and attractive to savers and represent good value for the Exchequer.