YY Lashes vs Kitten YY Lashes vs Narrow YY Lashes: Key Differences Explained

If you've been working in the lash industry lately, you've probably noticed more clients asking about YY lashes and their variations. These Y-shaped extensions have become incredibly popular because they offer volume without the weight of traditional volume fans.

Standard YY lashes, kitten YY lashes, and narrow YY lashes each serve different purposes and create distinctly different looks. In this guide, we'll break down the technical specifications, visual effects, and ideal applications for each type so you can confidently choose the right option for every client.

Quick Comparison Chart: YY Lash Variations at a Glance

What Are YY Lashes?

YY lashes are Y-shaped double-stem lash extensions where two individual lashes are bonded together at a single base point. Think of them as a pre-made mini fan with just two extensions instead of the 3-6 you'd find in a traditional volume fan.

Standard YY lashes typically have a fan width of 2-3mm at the base where the two extensions separate. This creates a balanced look that adds noticeable volume while still appearing relatively natural. The visual effect is fuller than classic lashes but less dramatic than full volume sets.

These lashes work well for most clients because they hit that sweet spot between enhancement and drama. They're versatile enough for everyday wear while still providing that "lash lift" effect clients love.

0.05MM YY Volume Eyelash Extensions

$5.03 $7.19

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0.05mm eyelash extensions All eyelash extensions Best seller

YY Lashes: Where classic meets volume for a unique, textured look Our new YY lashes are designed to create a unique, crisscrossed look, combining the ease of application of classic lashes with the excellent coverage and fluffy effect of volume lashes. If your clients are struggling to choose between classic and volume, why not offer them YY Lashes and provide them with the best of both worlds? Here's why you'll love them: Unique textured look: Each YY fan is made up of four individual lashes, either 0.07 or 0.05 in thickness, braided together at the base. This creates a truly unique look that is sure to make a statement. Easy application: The long base of YY Lashes resembles that of classic lashes, making them incredibly easy to pick up and apply. Whether you're an experienced professional lash artist or just starting out, you'll achieve stunning results with minimal effort. Full and fluffy volume in no time: These lashes are a game changer for clients with fewer natural lashes. The split tips and wide appearance of the fan instantly provide fullness, offering excellent coverage for any gaps. Opt for the 0.05 thickness for clients with weak or short natural lashes, as it is extremely lightweight. Exceptional retention: The straight base of YY Lashes allows for a larger attachment area, resulting in better retention. Your clients will enjoy beautiful lashes for an extended period. Amazing value: YY Lashes come in a mini tray with approximately 2,000 fans, offering incredible value for your money. With just one tray, you can create 13+ full sets, which means each client costs less than $1. H I G H L I G H T S Made of top-quality PBT material Available in C and D curl, with thickness options of 0.05 and 0.07 Available in mixed trays and single lengths ranging from 8mm to 15mm 100% vegan and cruelty-free Matte, dark black finish Foil-backed strips that can be reattached anywhere without creating a mess! YY Lashes have gained popularity among lash artists worldwide and are quickly becoming the latest trend in the industry. So why not stay up to date with your lash services and offer your clients the amazing look that YY Lashes create? Grab yours now!

Thickness: 0.05

CURL: C

LENGTH: MIXED 8-15MM

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Kitten YY Lashes: The Wider Fan Option

Kitten YY lashes take the basic YY concept and amplify it. The main distinguishing feature is the wider fan spread—typically 3-4mm at the base where the two extensions separate. That extra millimeter or two of separation makes a significant difference in the final look.

With kitten YY lashes, you get greater separation between the extensions, which creates more dramatic volume and a bolder appearance. The wider spread means each lash extension is more visible individually, creating a fluffier, more voluminous effect.

Kitten YY Lashes

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Soft, lifted, and effortlessly flirty. Meet our Kitten Lashes 🐱 — your shortcut to a sultry, lifted cat-eye effect in minutes.  These lashes are expertly designed with a slanted fan shape, longer towards the outer corner, to give you that exotic fox, cat, or kitten-eye look. The base is slightly longer for effortless pickup, just like classic lashes, but with a flatter, wider bonding area for next-level retention. Each fan is made from 5 ultra-soft 0.07 lashes, giving a featherlight feel and a beautifully wispy finish. The base sits neatly against the lash line while the angled fans create that dreamy, tapered texture lash artists love. With 16 rows total (8 for each eye), and 2,000 fans per tray, you can create over 15 full sets with ease! Diameter: 0.07 Mixed Lengths: 8mm to 15mm Curls: J, B, C, or DPro tip: for that sharp, defined cat-eye look, go for J or B curl! Why You’ll Love Them: Instantly lifts and elongates the eyes Super easy to pick up and apply Soft, wispy texture your clients will adore 100% vegan & cruelty-free Mapping Tips: Keep the base straight for a clean, uniform direction. Start short (like 8mm) and gradually increase to longer lengths for a more defined cat-eye effect. Avoid using the longest lengths at the very end of the eye—go with 8mm or skip the outermost lash altogether to prevent a droopy look.

Thickness: 0.07

Curl: J

Length: Mixed 8-15mm

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Best Applications for Kitten YY Lashes

Kitten YY lashes are your go-to choice when clients specifically request dramatic, glamorous looks. They're perfect for clients who love bold makeup, frequent special events, or simply prefer a more noticeable lash line.

Here's who kitten YY lashes work best for:

• Clients with adequate spacing between their natural lashes, since the wider fan needs room to sit properly without touching neighboring lash extensions.
• Those seeking fuller volume without committing to a full volume set with 3-6 extensions per fan.
• Clients preparing for special events like weddings, photo shoots, or vacations where they want their lashes to really stand out.
• Anyone with a bold personal style who gravitates toward dramatic eye makeup and statement looks.

One important consideration: your client's natural lashes need to be strong enough to support the slightly wider spread. The wider fan creates a bit more leverage on the natural lash, so make sure you're assessing natural lash strength during your consultation.

Narrow YY Lashes: The Compact Alternative

Narrow YY lashes go in the opposite direction from kitten YY lashes. These feature a tighter fan spread of typically 1-2mm at the base. The two extensions sit much closer together, creating a more compact, subtle enhancement.

The closer positioning creates a look that's closer to classic lashes but with just a hint of extra fullness. The visual effect is natural and refined rather than bold or dramatic. Many clients can't immediately tell these are extensions rather than naturally fuller lashes—which is exactly the point.

Narrow YY Lashes (U-shaped YY lashes)

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Narrow YY Lashes Densely Defined, Flawlessly Soft Refine your lash sets with Narrow YY Lashes, crafted for artists who want the density of volume with the simplicity of classic application. They are a specialized version of traditional YY lashes, designed to offer a more compact, narrow fan shape while maintaining softness and flexibility. Made exclusively in 0.07 thickness and arranged in 16-line trays, these lash extensions are ideal for lash artists who want to bridge the gap between classic and volume sets with greater definition and ease. Key Benefits for Lash Professionals: Refined, Narrow Design: Compared to standard YY lashes, the narrow version features tighter spacing at the base, creating a more structured, dense lash line without adding bulk. Efficient Volume Application: Each lash segment fans into a 2D shape, giving the appearance of volume lashes while allowing for quicker application similar to classic techniques. Enhanced Curl Retention: Constructed from high-quality synthetic fibers with superior memory, these lashes retain their curl and bond up to 40% longer than average. Professional Finish: The deep matte black tone enhances lash line depth while maintaining a soft, natural-looking finish. Versatile Use: Suitable for hybrid, light volume, or textured classic sets. Available in mixed lengths and B, C, CC, D curls. Practical for Salon Work: With 16 rows per tray, Narrow YY Lashes offer excellent value, time savings, and consistency across client sets. Recommended for intermediate to advanced artists looking to create full, textured lash sets quickly and consistently.

Curl: B

Length: Mixed 8-15mm

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Best Applications for Narrow YY Lashes

Narrow YY lashes are ideal when your client wants enhancement without advertisement. These work beautifully for natural, everyday looks that need to hold up in professional settings.

The best candidates for narrow YY lashes include:

• Clients with closely spaced natural lashes where wider fans would cause the extensions to touch or overlap with neighboring lashes.
• Professionals in conservative work environments like corporate offices, law firms, or healthcare settings where subtle enhancement is preferred.
• Anyone seeking that "your lashes but better" effect rather than an obvious extension look.
• Clients with fine or delicate natural lashes that can't support wider, heavier fans.

Narrow YY lashes offer real advantages for delicate natural lashes. The compact fan puts less stress on each natural lash while still providing more coverage than single classic extensions. They're also perfect for strategic placement in inner corners where space is limited.

YY Lashes vs Kitten YY Lashes vs Narrow YY Lashes: Side-by-Side Comparison

Let's put all three types side by side so you can see exactly how they compare.

Base Width & Fan Spread Comparison

Visual Effect & Weight Comparison

The base width directly impacts how much space each lash extension takes up along the lash line. Kitten YY lashes need more room between natural lashes to avoid overlap, while narrow YY lashes can work even when natural lashes are closely spaced.

Weight distribution is crucial for retention. While all YY lashes are lighter than traditional volume fans, the wider spread of kitten YY lashes does create slightly more leverage on the natural lash. Narrow YY lashes typically have the best retention on delicate natural lashes because the compact fan creates minimal stress.

Professional Selection Guide: Matching YY Lash Types to Client Needs

Choosing the right YY lash variation starts with understanding what your client wants and what their natural lashes can realistically support.

Key factors to consider when selecting YY lash types:

• Desired look and lifestyle: Ask your client whether they want natural enhancement or dramatic transformation. A client who works in a conservative office will have different needs than someone who performs on stage or attends frequent evening events. Have them show you reference photos to understand their vision clearly.
• Natural lash spacing: Examine the distance between your client's natural lashes carefully. Clients with generous spacing between lashes can handle any YY variation, while those with closely packed natural lashes should stick with narrow YY lashes to prevent overlap and ensure clean application.
• Natural lash strength and thickness: Gently test the resistance of your client's natural lashes by pressing on a few strands. Thick, resilient natural lashes can support any YY variation, but fine or weak natural lashes work best with narrow YY lashes to avoid overloading them and compromising retention.
• Overall lash density: Clients with sparse natural lashes benefit from standard or kitten YY lashes to create the appearance of fullness. Clients with naturally dense lashes might only need narrow YY lashes for subtle enhancement without looking overdone.
• Eye shape considerations: Almond eyes work beautifully with all three types. Round eyes often benefit from kitten YY lashes on the outer corners to create width. Hooded eyes typically look best with standard or narrow YY lashes since excessive volume can overwhelm the limited visible lid space.

You don't have to use just one type of YY lash in a set. Many lash artists use narrow YY lashes in the inner corners where space is limited, standard YY lashes through the middle for balanced volume, and kitten YY lashes on the outer corners for a dramatic wing effect. This graduated approach creates dimension and a truly custom look.

Conclusion

Standard YY lashes offer versatile enhancement for most clients, kitten YY lashes deliver dramatic volume for bold looks, and narrow YY lashes provide subtle enhancement for conservative styles or delicate natural lashes. Mastering all three variations gives you the flexibility to serve a wider range of clients and create sophisticated, personalized lash designs that keep clients coming back.