Factory Wholesale Cheap Brazilian Straight Hair 4X4 Swiss Lace Closure. Premium Remy Human Hair: Made from authentic Brazilian Remy hair for a natural look and feel. High-Quality Swiss Lace: Features 4x4 Swiss lace closure for seamless blending and durability. Extensive Color Range: Available in 1b, 613, 99J, Burgundy, and many other shades. Customizable Length: Lengths range from 8 to 40 inches to suit various styles. Dyeable and Permutable: Real human hair can be dyed and permed to change the style. OEM and ODM Services: Full customization available from samples or designs. Factory Direct Pricing: Wholesale prices directly from the manufacturer in China. 100% Quality Inspection: Every finished product undergoes visual and functional checks.