A composition comprising: i. from 5 to 10 wt% of a polymer blend modifier based on the weight of the composition, wherein the polymer blend modifier has a weight average molecular weight of 10,000 to 100,000 g/mole and comprises a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C 4 to C 10 alpha-olefin, and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C 4 to C 10 alpha-olefin, wherein the second propylene-based polymer is different than the first propylene-based polymer, and wherein the polymer blend modifier has a melt flow rate, as measured according to ASTM D-1238 (2.16kg at 230°C), of greater than 1,000 g/10 min to less than 10,000 g/10 min; ii. from 65 to 75 wt% of a propylene-based elastomer based on the weight of the composition, wherein the propylene-based elastomer has a weight average molecular weight of 100,000 to 300,000 g/mole and a melt flow rate, as measured according to ASTM D-1238 (2.16kg at 230°C), of less than 100 g/10 min; iii. from 5 to 10 wt% of a propylene polymer based on the weight of the composition, wherein the propylene polymer is a homopolymer of propylene or a copolymer of propylene units with from 0.5 to 4 wt% ethylene or C 4 to C 10 alpha-olefin comonomer derived units; and iv. at least 15 wt% of a mineral powder based on the weight of the composition. i. from 5 to 10 wt% of a polymer blend modifier based on the weight of the composition, wherein the polymer blend modifier has a weight average molecular weight of 10,000 to 100,000 g/mole and comprises a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C 4 to C 10 alpha-olefin, and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C 4 to C 10 alpha-olefin, wherein the second propylene-based polymer is different than the first propylene-based polymer, and wherein the polymer blend modifier has a melt flow rate, as measured according to ASTM D-1238 (2.16kg at 230°C), of greater than 1,000 g/10 min to less than 10,000 g/10 min; a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C 4 to C 10 alpha-olefin, and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C 4 to C 10 alpha-olefin, wherein the second propylene-based polymer is different than the first propylene-based polymer, and wherein the polymer blend modifier has a melt flow rate, as measured according to ASTM D-1238 (2.16kg at 230°C), of greater than 1,000 g/10 min to less than 10,000 g/10 min; ii. from 65 to 75 wt% of a propylene-based elastomer based on the weight of the composition, wherein the propylene-based elastomer has a weight average molecular weight of 100,000 to 300,000 g/mole and a melt flow rate, as measured according to ASTM D-1238 (2.16kg at 230°C), of less than 100 g/10 min; iii. from 5 to 10 wt% of a propylene polymer based on the weight of the composition, wherein the propylene polymer is a homopolymer of propylene or a copolymer of propylene units with from 0.5 to 4 wt% ethylene or C 4 to C 10 alpha-olefin comonomer derived units; and iv. at least 15 wt% of a mineral powder based on the weight of the composition.