Diamond Knit Sun-Protective Fabric is a lightweight, breathable, and soft elastic textile engineered for summer and sun-protection apparel, featuring UPF 40 international standard UV protection, 4-way stretch, fast-drying and moisture-wicking performance; with a smooth handfeel, good ventilation, high durability, colorfastness, and easy cutting and sewing, this fabric is ideal for manufacturing sun jackets, activewear, and outdoor garments for both domestic and export markets.