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    Shop 2026 ANNAKOO Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit Under 149
    Shop 2026 ANNAKOO Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit Under 149
    Shop 2026 ANNAKOO Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit Under 149
    Shop 2026 ANNAKOO Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit Under 149
    Shop 2026 ANNAKOO Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit Under 149
    Shop 2026 ANNAKOO Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit Under 149
    Shop 2026 ANNAKOO Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit Under 149
    Shop 2026 ANNAKOO Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit Under 149

    Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress With Slit

    $266.62

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    ANNAKOO / EVENING LOOKS

    BLUE HOUR
    IN MOTION

     

    Confident lines meet evening elegance in this blue prom gown. A plunging V neckline, full-length sleeves, and a sleek column silhouette create a striking balance, while the side slit introduces movement and a modern edge.

    Blue deep V-neck long sleeve spandex sheath column prom dress with a floor-length skirt and slit

    THE SILHOUETTE STUDY

    Sleek Lines. Unmistakable Presence.

    Some formal looks make their impression through volume and ornament; this design takes a more streamlined approach. The sheath column silhouette follows a long, narrow line from the upper body to the hem, creating an elongated visual effect suited to an elegant evening entrance.

    The deep V neckline adds a bold focal point, balanced by the coverage of long sleeves. This contrast gives the gown its distinctive character: sophisticated in outline, contemporary in attitude, and designed for someone who prefers clean proportions over excessive decoration.

    Blue brings depth to the overall look, while the slit interrupts the uninterrupted column with a touch of movement. Together, these elements create a formal dress with a confident, fashion-conscious mood.

    01 / NECKLINE

    The Deep V

    A plunging neckline draws the eye toward the center of the bodice and gives the design a distinctly modern evening feel. Keep necklaces minimal if you want the neckline to remain the main feature.

    02 / SLEEVES

    Long-Sleeve Balance

    Full-length sleeves temper the open neckline and create a balanced composition. The contrast between covered arms and the plunging front gives this gown its polished, contemporary character.

    03 / MOVEMENT

    A Slit with Impact

    The slit adds a dynamic detail to the floor-length column shape. It brings visual movement to the skirt and gives shoes a chance to become part of the finished styling.

    ANOTHER ANGLE

    A Modern Take on Formal Dressing

    From the neckline to the floor-length finish, the look is defined by proportion rather than extra embellishment. Let the shape lead the styling and choose accessories that complement its clean lines.

    ANNAKOO blue long sleeve deep V-neck spandex prom gown showing its sheath column shape and slit detail

    A clean silhouette designed around neckline, sleeve, and skirt proportions.

    THE STYLING DESK

    Finish the Look Your Way

     

    Thoughtful accessories can shift the mood of this blue gown without distracting from its silhouette. Choose one styling direction and keep the remaining details cohesive.

    Silver and Crystal Accents

    Silver earrings, delicate crystal details, and a compact metallic clutch create a cool-toned evening combination. This direction complements blue while keeping the overall outfit refined.

    Minimal Black Accessories

    Black heels and a structured evening bag introduce sharper contrast. Choose understated jewelry to preserve the clean lines of the gown.

    A Soft Neutral Finish

    Nude or champagne-toned shoes can create a quieter finish, especially when you want the dress to remain the visual focus. Select a heel height that you can comfortably wear throughout the event.

    WHERE TO WEAR IT

    An Evening Look with Versatility

    Prom night is the natural setting for this gown, especially for shoppers drawn to a refined silhouette with a more daring neckline. The long sleeves and floor-length hem also give the design a formal character suited to evening celebrations and dressy events with a compatible dress code.

    For school formals or other occasions, check the event's guidelines regarding neckline depth and slit placement before ordering. Planning your shoes and undergarments in advance can also help you prepare a complete outfit around the dress's design.

    THE SPECIFICATIONS

    Dress Details

    Product reference: ANNAKOO

    Product Name Deep V Neck Long Sleeve Spandex Sheath Column Prom Dress with Slit
    Price $149.00
    Color Shown Blue
    Fabric Spandex
    Silhouette Sheath Column
    Neckline Deep V Neck
    Sleeve Length Long Sleeves
    Hemline Floor-Length
    Embellishment / Feature Slit
    Back Details Zipper-Up
    Waist Natural Waist
    Occasion Prom

    ORDERING INFORMATION

    Made to Order for Your Event

    Each dress is made to order by the tailoring team. Standard sizing and custom measurement options are available through the product's ordering choices; review the instructions carefully before submitting your order.

    TAILORING TIME

    12–15 Days

    DELIVERY TIME

    2–6 Days

    Production and delivery periods are estimates and may vary. Place your order well before the event date to leave time for shipping, trying on the dress, and preparing your accessories. An expedited tailoring option may be offered during checkout for an additional charge; confirm the available option and timing before purchase.

    BEFORE YOU ORDER

    Frequently Asked Questions

    1. What is the overall style of this blue prom dress?

    The design combines a deep V neckline, long sleeves, a sheath column silhouette, and a floor-length skirt with a slit. These elements create a modern formal look that emphasizes clean lines rather than heavy decorative details. Blue provides a classic evening color, while the neckline and slit add visual interest.

    2. What should I know about the sheath column silhouette?

    A sheath column dress is designed around a relatively narrow, elongated outline rather than a skirt that flares widely from the waist. This shape creates a streamlined appearance and works particularly well with the gown's long sleeves and floor-length hem. Compare your measurements with the product size chart to help determine which size is appropriate for you.

    3. How can I style a deep V neckline?

    Drop earrings, a bracelet, or a refined ring can complement the neckline without crowding the upper body. If you prefer a necklace, choose one that works with the depth and shape of the V rather than competing with it. Consider the dress's construction and your desired coverage when selecting undergarments, and confirm any specific support requirements before ordering.

    4. Is the slit suitable for a formal event?

    The slit adds movement and a more contemporary detail to the long skirt. Whether its placement is suitable depends on the event's dress code and your personal comfort. Review the product photographs closely, and contact customer service if you need more information about the slit before making a purchase.

    5. Can I order this dress using my own measurements?

    The product page offers standard size options and a custom-made option. If you choose custom measurements, follow the provided measurement guidance and enter your information accurately. Avoid estimating measurements when possible; if you are unsure how to measure a particular area, contact ANNAKOO for guidance before confirming your order.

    6. How much time should I allow before prom?

    The listed tailoring time is 12–15 days, and the estimated delivery time is 2–6 days. Because these periods are estimates, ordering early is recommended, particularly if you have a fixed event date. The product page also lists an expedited tailoring option for an additional fee; check its availability and the applicable timing before selecting it.

    7. What accessories are included with the gown?

    Accessories shown in photographs, such as jackets, wraps, gloves, veils, and handbags, are not included unless the product listing specifically says otherwise. If you would like to purchase an accessory shown with the dress, contact ANNAKOO to ask whether it can be ordered separately.

    8. How should I choose shoes for a floor-length dress with a slit?

    Start with a heel height that feels manageable for standing, walking, and dancing throughout the event. Silver, black, nude, or other coordinated evening shades can work with blue, depending on the mood you want to create. Since the slit may reveal your shoes as you move, try the complete outfit together before the occasion to check the overall proportions and hem length.

    OWN THE EVENING

    Confidence in Every Line

    Defined by its deep V neckline, long sleeves, column silhouette, and slit, this ANNAKOO blue prom dress offers a polished alternative to heavily embellished formalwear. Pair it with considered accessories, choose your size carefully, and allow enough time for your dress to arrive before the celebration.

    How To Measure

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