Thermoplastic elastomer composition comprising: (a) 50 to 95 wt.-% of at least one aromatic thermoplastic polyurethane, wherein the at least one aromatic thermoplastic polyurethane is selected from: (a-1) a polyester type aromatic thermoplastic polyurethane (A-1) having a Shore hardness according to DIN ISO 7619-1 of 55 to 75 Shore A, and (a-2) a polyether type aromatic thermoplastic polyurethane (A-2) having a Shore hardness according to DIN ISO 7619-1 of 20 Shore A to 80 Shore D, or mixtures of components (A-1) and (A-2), wherein the components (A-1) and(A-2) sum up to 100 wt.-% of the aromatic thermoplastic polyurethane; (b) 5 to 50 wt.-% of at least one block copolymer comprising: (B-1) at least one polymer block (B-1) substantially consisting of repeating units derived from at least one vinyl aromatic monomer, and (B-2) at least one polymer block (B-2) substantially consisting of repeating units derived from isobutylene, wherein the at least one block copolymer is preferably at least partially hydrogenated; and wherein the weight ratio of (B-1) to (B-2) is from 15/85 to 30/70; and (c) 0 to 10 wt.-% of at least one optional additive, wherein the components, and sum up to 100 wt.-% of the thermoplastic elastomer composition, wherein the thermoplastic elastomer composition has a glass transition temperature Tg of < 0°C, calculated according to the following equation: Tg E = 1 w A Tg A + w B Tg B wherein w is the mass (weight) fraction of component A, w is the mass (weight) fraction of component B, Tg is the glass transition temperature of pure component A in Kelvin, Tg is the glass transition temperature of pure component B in Kelvin, and Tg is the glass transition temperature of composition E in Kelvin, wherein Tg and Tg are determined by dynamic mechanical analysis at 1 Hz according to ISO 6721-2, wherein the thermoplastic elastomer composition has a rebound resilience between 25 to 60 % according to DIN 53512, and wherein the at least one aromatic thermoplastic polyurethane is at least one transparent, translucence or opaque aromatic thermoplastic polyurethane. (a) 50 to 95 wt.-% of at least one aromatic thermoplastic polyurethane, wherein the at least one aromatic thermoplastic polyurethane is selected from: (a-1) a polyester type aromatic thermoplastic polyurethane (A-1) having a Shore hardness according to DIN ISO 7619-1 of 55 to 75 Shore A, and (a-2) a polyether type aromatic thermoplastic polyurethane (A-2) having a Shore hardness according to DIN ISO 7619-1 of 20 Shore A to 80 Shore D, or mixtures of components (A-1) and (A-2), wherein the components (A-1) and(A-2) sum up to 100 wt.-% of the aromatic thermoplastic polyurethane; (a-1) a polyester type aromatic thermoplastic polyurethane (A-1) having a Shore hardness according to DIN ISO 7619-1 of 55 to 75 Shore A, and (a-2) a polyether type aromatic thermoplastic polyurethane (A-2) having a Shore hardness according to DIN ISO 7619-1 of 20 Shore A to 80 Shore D, or mixtures of components (A-1) and (A-2), wherein the components (A-1) and(A-2) sum up to 100 wt.-% of the aromatic thermoplastic polyurethane; (b) 5 to 50 wt.-% of at least one block copolymer comprising: (B-1) at least one polymer block (B-1) substantially consisting of repeating units derived from at least one vinyl aromatic monomer, and (B-2) at least one polymer block (B-2) substantially consisting of repeating units derived from isobutylene, wherein the at least one block copolymer is preferably at least partially hydrogenated; and wherein the weight ratio of (B-1) to (B-2) is from 15/85 to 30/70; and (B-1) at least one polymer block (B-1) substantially consisting of repeating units derived from at least one vinyl aromatic monomer, and (B-2) at least one polymer block (B-2) substantially consisting of repeating units derived from isobutylene, wherein the at least one block copolymer is preferably at least partially hydrogenated; and wherein the weight ratio of (B-1) to (B-2) is from 15/85 to 30/70; (c) 0 to 10 wt.-% of at least one optional additive, wherein the components, and sum up to 100 wt.-% of the thermoplastic elastomer composition, wherein the thermoplastic elastomer composition has a glass transition temperature Tg of < 0°C, calculated according to the following equation: Tg E = 1 w A Tg A + w B Tg B wherein w is the mass (weight) fraction of component A, w is the mass (weight) fraction of component B, Tg is the glass transition temperature of pure component A in Kelvin, Tg is the glass transition temperature of pure component B in Kelvin, and Tg is the glass transition temperature of composition E in Kelvin, wherein Tg and Tg are determined by dynamic mechanical analysis at 1 Hz according to ISO 6721-2, wherein the thermoplastic elastomer composition has a rebound resilience between 25 to 60 % according to DIN 53512, and wherein the at least one aromatic thermoplastic polyurethane is at least one transparent, translucence or opaque aromatic thermoplastic polyurethane. w is the mass (weight) fraction of component A, w is the mass (weight) fraction of component B, Tg is the glass transition temperature of pure component A in Kelvin, Tg is the glass transition temperature of pure component B in Kelvin, and Tg is the glass transition temperature of composition E in Kelvin, wherein Tg and Tg are determined by dynamic mechanical analysis at 1 Hz according to ISO 6721-2, wherein the thermoplastic elastomer composition has a rebound resilience between 25 to 60 % according to DIN 53512, and wherein the at least one aromatic thermoplastic polyurethane is at least one transparent, translucence or opaque aromatic thermoplastic polyurethane.