Mesh underwear refers to underwear made with a special type of fabric that has tiny holes or gaps, similar to a net or mesh. It is usually worn for comfort and breathability, allowing air to circulate more easily. Full definition
But no one really talks about the state of your vagina, except that you should use ALL the ice packs and you'll be living in mesh underwear for the foreseeable future. (scarymommy.com)
She might find that an extra bag of mesh underwear will cost her an arm and a leg, so she can make sure not to request any extras. (babygaga.com)
To accommodate this you will be given mesh underwear with a pad that is more like a diaper. (health-foundations.com)