A seal assembly (66; 124) for a gas turbine engine , the assembly comprising: a first split-ring seal comprising: circumferentially separated first and second ends ; laterally separated first and second edges ; and a first sealing lobe adjacent the first edge , wherein the first sealing lobe comprises a curved surface extending laterally outward from the first edge ; and a second split-ring seal slidably received and nested in the first seal , the second split-ring seal comprising: circumferentially separated third and fourth ends ; and laterally separated third and fourth edges , wherein the first split-ring seal further comprises a first integral clip portion (100; 138) adjacent the second edge , wherein the second split-ring seal further comprises: a second integral clip portion adjacent the fourth edge , the second integral clip portion comprising first and second radially extending portions ; and characterised in that the second integral clip portion comprises an axial extending portion , wherein the axial extending portion separates the first and second radially extending portions , and wherein the second radially extending portion is adjacent the fourth edge ; and in that the second split-ring seal further comprises a fourth sealing lobe adjacent the first radial extending portion , wherein the fourth sealing lobe comprises a curved surface extending toward and biased toward the second radially extending portion . a first split-ring seal comprising: circumferentially separated first and second ends ; laterally separated first and second edges ; and a first sealing lobe adjacent the first edge , wherein the first sealing lobe comprises a curved surface extending laterally outward from the first edge ; and circumferentially separated first and second ends ; laterally separated first and second edges ; and a first sealing lobe adjacent the first edge , wherein the first sealing lobe comprises a curved surface extending laterally outward from the first edge ; and a second split-ring seal slidably received and nested in the first seal , the second split-ring seal comprising: circumferentially separated third and fourth ends ; and laterally separated third and fourth edges , wherein the first split-ring seal further comprises a first integral clip portion (100; 138) adjacent the second edge , wherein the second split-ring seal further comprises: circumferentially separated third and fourth ends ; and laterally separated third and fourth edges , wherein the first split-ring seal further comprises a first integral clip portion (100; 138) adjacent the second edge , wherein the second split-ring seal further comprises: a second integral clip portion adjacent the fourth edge , the second integral clip portion comprising first and second radially extending portions ; and characterised in that the second integral clip portion comprises an axial extending portion , wherein the axial extending portion separates the first and second radially extending portions , and wherein the second radially extending portion is adjacent the fourth edge ; and in that the second split-ring seal further comprises a fourth sealing lobe adjacent the first radial extending portion , wherein the fourth sealing lobe comprises a curved surface extending toward and biased toward the second radially extending portion . the second integral clip portion comprises an axial extending portion , wherein the axial extending portion separates the first and second radially extending portions , and wherein the second radially extending portion is adjacent the fourth edge ; and in that the second split-ring seal further comprises a fourth sealing lobe adjacent the first radial extending portion , wherein the fourth sealing lobe comprises a curved surface extending toward and biased toward the second radially extending portion . <EOS>