Features: Large fountain pen holder: it is suitable for fountain pens whose cap diameter exceeds 11.5mm Pen holder for the left container: suitable for the pen with the paint container on the left. Pen holder for the right container: suitable for the pen with the paint container on the right. Constant pressure and not washing module, breaking the time lock: We have customized a paint mixing bottle for this sprayer pen, which is quick to disassemble and use, and enjoy sprayer without waiting. Scientific quenching, unlocking atomization rule: the container pen connector used to hanging the paint mixing bottle forms included angled of 85 with the sprayer pen body, thanks to this, the paint will not accumulate, block and sprayer granulation at the sprayer needle. Specifications: Component:Plastic Type:B/A/C/D Size:Approx.9.7x12cm/3.82x5.91inch Package Includes: 1 Set air brush Holder note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.