Mesh knit fabric is a type of textile that is characterized by its net-like open appearance, and almost lace-like feel. It is a loosely knitted or woven fabric that has a large number of closely spaced holes. It's often used in sportswear due to its lightness, breathability, and flexibility, but it's also popular for casual clothing, home decor, and other uses.

Here are a few tips on how to take care of mesh knit fabric:

1. Washing: Mesh knit can be machine washed, but it is often best to use a gentle cycle to avoid damage. Use cool water and mild detergent. Washing in a mesh laundry bag can help protect the fabric from snags and tangles.

2. Drying: Avoid high heat when drying mesh knit fabric. It's usually best to air dry these items to maintain their shape and avoid shrinkage or damage from heat.

3. Ironing: Most mesh knit fabric does not need to be ironed. If you do need to remove wrinkles, use a low heat setting and consider placing a cloth between the iron and the fabric to avoid direct contact.

4. Storage: Store mesh knit items folded rather than hanged to maintain their shape. Make sure the storage area is dry and well-ventilated to prevent mildew and other damage.

5. Repairs: If the fabric gets damaged, it can be difficult to repair due to the open weave. Small holes can sometimes be repaired with a needle and thread, but larger damage might require professional repairs or replacement.

Remember, these are general guidelines and care may differ depending on the specific blend of materials in your mesh knit fabric. Always follow any care instructions provided on the garment's label.