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 (84, 86); laterally separated first and second edges (88, 90); 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 (92, 94); and laterally separated third and fourth edges (96, 98), 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 (102b, 102c); 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 (102b, 102c), 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 (84, 86); laterally separated first and second edges (88, 90); 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 (84, 86); laterally separated first and second edges (88, 90); 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 (92, 94); and laterally separated third and fourth edges (96, 98), 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 (92, 94); and laterally separated third and fourth edges (96, 98), 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 (102b, 102c); 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 (102b, 102c), 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 (102b, 102c), 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.