Polyester Is Plastic. Here's What That Means Against Your Skin.

Fabric Science

Polyester Is Plastic. Here's What That Means Against Your Skin.

Your gym top and a soda bottle start in nearly the same place. Here is what wearing plastic all day actually does, and the small swaps that matter.

Your Clothes Have an Ingredient List, Too

In the News

Your Clothes Have an Ingredient List, Too

Scientists tested 111 everyday pieces of clothing. What they found, and why a good sweat makes it worse, is worth knowing before you get dressed tomorrow.