Ever wonder how your favorite fleece jacket or cozy blanket came to be? If you’ve purchased any clothing within the past ...

Polyester amide is a next-generation material that combines the advantages of PET (polyester) and nylon (polyamide), two ...

Keep in mind, pros never test a poly’s durability: They switch to a fresh racquet after (at most) a few hours. Often sooner. So if you’re going to regularly use a full bed of polyester strings ...