Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile, and is called:

Synthetic human hair wigs were made from a copolymer of vinyl chloride and acrylonitrile and is called _________

Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile, which is called:

Synthetic human hair wigs are made form a copolymer of vinyl chloride and acrylonitrile, which is called

Synethetic human hair wigs are made from a copolymer of vinyl chloride and acrylintrile ,which is called:

Synethetic human hair wigs ar emade for a copolymer of vinyl chloride and acrylintrile ,which is called: