Premium Human Hair Factory · Qingdao / Chongqing, China
The Custom C4 — PU Ventilated shows one possible build on our pu ventilated base — a real sample from the workshop, photographed as-is. Every element is customizable: base construction, hair type and length, color and highlights, density, and knot/bleach treatment. Send us a reference or your spec sheet and we develop the sample. Ideal for:









PU base with ventilated knotting for breathability and comfort. Crafted from 100% European Virgin Human Hair with a natural-looking finish — built to your specification.
| Base Construction | PU Injection |
|---|---|
| Hair Type | 100% European Virgin Human Hair |
| Length | Custom (sample 14 inch) |
| Color | Your shade · custom color matching |
| Density | Custom |
| Craft | PU base with ventilated knotting for breathability and comfort. |
| Customization | OEM & ODM · Flexible MOQ |
| Lead Time | Sample 3–7 days · Bulk 15–25 days |
The Custom C4 — PU Ventilated shows one possible build on our pu ventilated base — a real sample from the workshop, photographed as-is. Every element is customizable: base construction, hair type and length, color and highlights, density, and knot/bleach treatment. Send us a reference or your spec sheet and we develop the sample. Ideal for:
Gallery above shows this exact sample (C4) in real product photography plus the on-figure video. Specifications shown are the sample's build — tell us your required spec and we will confirm.