What Are U Shape YY Lash Extensions?​

The U-shaped YY lashes feature a compact, fan-like design with four ultra-fine lash fibers woven together at the root, branching into two tapers at the tip. Unlike regular YY lashes, their fan shape does not flare outward. While resembling YY lashes in overall form, the fibers rise vertically from the base, creating a narrower U-shaped fan. This structure delivers a dense, full yet lightweight look, enhancing volume and dimension without appearing overly spread out.

Key Features of U Shape YY Lashes

Compact U-shaped fan, more focused and powerful

The U-shaped YY adopts a compact fan-shaped design. Compared to ordinary YY eyelashes, the width of the fan shape is narrower and it does not spread outward. It can create a more voluminous and compact visual effect on the eyelash line.

Full yet lightweight

Although U-shaped lashes are composed of four fibers, the weight of a single eyelash does not increase. Compared to increasing the thickness of a single strand to enhance the voluminous effect, the U-shaped design can maintain a lightweight wearing experience while presenting a more pronounced fullness.

Clear lash direction with more defined lines

The U-shaped structure enables the fibers to extend upward from the base, reducing the lateral dispersion effect of the common YY fan shape. The fiber arrangement becomes more concentrated, forming clearer directions and neat lines, which is suitable for creating a structured eyelash effect.

Flat base for efficient application

The flat root design makes it easier for the eyelashes to fit with the grafting position, while maintaining the familiar application and grafting method of YY eyelashes. No additional manual opening is required. It not only enhances the overall density and line sense but also takes into account the practical operational efficiency.

U Shape YY vs. Regular YY Lashes

Regular YY Lashes

Regular YY Lashes adopts a relatively open Y-shaped fan structure, with a wider fiber expansion range, which can create a fluffy and lightweight visual effect. It is suitable for styles that require soft texture and obvious fullness.

U Shaped YY Lashes

U Shape YY Lashes

The U Shape YY Lashes feature a more compact U-shaped fan structure, with the fibers extending upwards in a concentrated manner, resulting in a more orderly and distinct eyelash line. While maintaining the classic 1:1 grafting method, it is more suitable for achieving a desired eyelash effect that is tight, neat, and has a clear directional sense.

Regular YY LashesU Shaped YY Lashes
StructureOpen Y-shaped fan or goblet-shaped YY, with fibers spreading outward and splitting at the tips.Compact U-shaped fan, with fibers extending upward and splitting at the tips for a more concentrated shape.
WidthWider, with fibers spreading outward.Extends vertically upward with a narrower width.
WeightSame weight.Same weight.
ApplicationPre-made fan, suitable for 1:1 classic application.Pre-made fan, also suitable for 1:1 classic application, but requires more precise placement to maintain the U-shaped effect.
Visual EffectFluffy and lightweight, creating a soft, full look.More compact and defined, creating a clearer lash line.

Customize U Shape YY Lashes for Your Brand

Customizable Specifications
Length8-15mm
Thickness0.05/0.07/0.10mm
CurlI/J/B/C/CC/D/DD/L/M/LJ/LB/LC/LD/U
ColorBlack/Brown

Custom Packaging

For U-shaped YY eyelashes, we offer custom packaging services—including eyelash cases, under cards, and labels—tailored to your brand’s needs. We also support the addition of your brand logo and offer a variety of finishing techniques, such as foil stamping, UV coating, and laser engraving, to create U-shaped YY eyelash packaging that aligns with your brand’s visual identity.

Private Label

We can apply your brand logo, product information, and packaging design to our U-shaped YY eyelash products according to your brand requirements, helping you create your own exclusive product line.

OEM / ODM

We offer OEM/ODM customization services for U-shaped YY eyelashes with low minimum order quantities, making them ideal for both startup and established brands. From product specifications to finished packaging, we provide brands with comprehensive customization solutions for U-shaped YY eyelashes.

DancingSwan Lash Manufacturing

We operate five manufacturing facilities in China. 

We handle everything in-house, from raw material production and semi-finished goods to finished products and custom orders.

With an annual production capacity of 6 million boxes, we are well-positioned to help you become the market leader. 

As your market demand grows, we can reliably handle the volume without any capacity issues, ensuring comprehensive support for after-sales service and logistics.

We have long-standing partnerships with multiple international couriers.

Whether you choose to ship via FedEx, DHL, or SF Express, or opt for air or sea freight, we can accommodate your needs.

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