13X4 Lace Frontal Vietnamese Hair Extensions Transparent Lace Frontal Closure. Premium Remy Human Hair: Made from 100% real Brazilian Remy human hair, ensuring natural look and feel. Transparent Swiss Lace: Features softening treatment for skin-friendly touch and invisible blend with skin. Wide Color Range: Available in 1b, 613, 99j, Burgundy, Grey, and many other shades to match skin tone. Customizable Length: Length options range from 8 to 40 inches to suit various styling needs. Dyeable and Permutable: Real human hair allows for dyeing and perming to achieve desired styles. OEM and ODM Services: Full customization, minor customization, and design-based customization available. High Quality Assurance: 100% visual and function inspection for finished products with traceable raw materials. Low MOQ: Minimum Order Quantity is 1 piece, allowing for flexible purchasing.