Proper PolymersWrite a Review586-408-9391Be the first to review!14575 E 11 Mile Rd, Warren, MI 48088Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?Other Linkhttps://propergroupintl.comCategoryPlastics-Molders Suggest an Edit