4D X 51 MM 110C BLACK LOW MELT POLYESTER STAPLE FIBER4D X 51 MM 110C BLACK LOW MELT POLYESTER STAPLE FIBER4D X 51 MM 110C BLACK LOW MELT POLYESTER STAPLE FIBER4D X 51 MM 110C BLACK LOW MELT POLYESTER STAPLE FIBER4D X 51 MM 110C BLACK LOW MELT POLYESTER STAPLE FIBER