How should I care for THALASSA's accordion pleats?

The accordion pleats give THALASSA its defined, folded texture. Follow the garment's care label before cleaning, steaming, or applying heat, and avoid pressing the folds flat. Pleats should not be assumed to be permanently crease-proof or unaffected by wear and cleaning. If storage creases need attention, consult a professional experienced with pleated occasionwear.

How does the cross-halter neckline work, and what should I check for comfort?

THALASSA combines a cross-halter neckline with a center keyhole and crisscross self-tie straps at the open back. The ties allow some upper-body adjustment, but comfort and bust support depend on your proportions, size, and undergarments. Adjust the ties without pulling excessively at the neck, then check the bust coverage and neckline while sitting and raising your arms.

What should I consider about the side cutouts and skirt fit?

The side-waist cutouts leave areas uncovered, while a concealed waist zipper closes the skirt section. Check that the waistband sits comfortably and the zipper closes without strain. When trying on the dress, sit, bend, and walk to assess the cutout edges and your preferred coverage. Fashion tape should not replace an appropriate fit or the bust support you need.

How will THALASSA's blue color and pleated texture look in photos?

The listed color is Blue, described in the existing product information as cornflower blue. The accordion folds add depth through changing light and shadow. Daylight, warm venue lighting, camera flash, and screen settings may affect how the shade appears, so allow for variation between product images and event photos. An updo can help showcase the cross-halter neckline and open back.

How should I care for THALASSA's accordion pleats?

The accordion pleats give THALASSA its defined, folded texture. Follow the garment's care label before cleaning, steaming, or applying heat, and avoid pressing the folds flat. Pleats should not be assumed to be permanently crease-proof or unaffected by wear and cleaning. If storage creases need attention, consult a professional experienced with pleated occasionwear.

How does the cross-halter neckline work, and what should I check for comfort?

THALASSA combines a cross-halter neckline with a center keyhole and crisscross self-tie straps at the open back. The ties allow some upper-body adjustment, but comfort and bust support depend on your proportions, size, and undergarments. Adjust the ties without pulling excessively at the neck, then check the bust coverage and neckline while sitting and raising your arms.

What should I consider about the side cutouts and skirt fit?

The side-waist cutouts leave areas uncovered, while a concealed waist zipper closes the skirt section. Check that the waistband sits comfortably and the zipper closes without strain. When trying on the dress, sit, bend, and walk to assess the cutout edges and your preferred coverage. Fashion tape should not replace an appropriate fit or the bust support you need.

How will THALASSA's blue color and pleated texture look in photos?

The listed color is Blue, described in the existing product information as cornflower blue. The accordion folds add depth through changing light and shadow. Daylight, warm venue lighting, camera flash, and screen settings may affect how the shade appears, so allow for variation between product images and event photos. An updo can help showcase the cross-halter neckline and open back.

Blue plus-size maxi dress with ruched sweetheart bodice and thin tie shoulder straps

Blue plus-size maxi dress with sweetheart bust and crisscross open-back straps

Blue plus-size maxi dress close-up: ruched sweetheart cups and center keyhole

THALASSA-PLUS SIZE

Name: THALASSA-PLUS SIZE
Brand: blissfulprom
Availability: InStock

$332.00 AUD

Pay in 4 interest-free installments with PayPal.Select PayPal at checkout to split your total.

Color: Blue

🚚 Tailoring Time: 14 DAYS

Event Date * (required)

✅ Free changes within 12 hrs of order confirmation

Free Shipping to US

Duties & Taxes Included

100% Refund for Quality Issues

Shipping Estimate

Shop Now — Production: 14 days + Shipping 4–12 days · Estimated delivery Nov 10 – Nov 18

Bring sculptural pleats and a statement neckline to your celebration in THALASSA by blissfulprom. This plus size blue prom dress combines a cross-halter neckline with a pleated sweetheart bust and center keyhole detail. Side-waist cutouts lead to an open back with crisscross self-tie straps, while the accordion-pleated skirt opens into a floor-length A-line silhouette. Picture a gentle turn for arrival photos, letting the pleats create changing lines of light and shadow. Available in US sizes 14-26, THALASSA offers a distinctive alternative to lace and sequin gowns for prom, formal dances, and evening celebrations.
Frequently Asked Questions
How should I care for the accordion pleats?
Follow the garment's care label before cleaning, steaming, or applying heat. Do not assume the pleats are permanently crease-proof or will withstand every treatment. If unsure, consult a professional cleaner experienced with pleated occasionwear.
How should I choose my plus size with the halter tie back?
Compare your bust, waist, and hip measurements with the product's size chart. The self-tie straps allow some upper-body adjustment, while the skirt has a concealed waist zipper. Do not choose a size based only on your bust or rely on the ties to adjust the skirt. Contact blissfulprom if your measurements fall across sizes.
What should I check about the cutouts and halter fit?
The center keyhole, side cutouts, and open back leave areas uncovered, so plan undergarments around your preferred coverage and support. Adjust the ties without pulling excessively at the neck, then check the bust, waist, and cutout edges while sitting and raising your arms.

Free Shipping

Free shipping over $100 to the US, UK, Canada, Australia, and Germany.

Quick Specs

Model: THALASSA
Brand: blissfulprom
Style: Accordion-Pleated A-Line / Plissé
Neckline: Cross Halter with Center Keyhole and Sweetheart Bust
Waist Detail: Side Waist Cutouts
Back Detail: Open Low Back with Crisscross Self-Tie Straps
Closure: Concealed Waist Zipper for Skirt & Tie Back for Bodice
Fabric: Pleated Fabric / Fiber Composition Not Specified
Color: Blue
Length: Floor-Length
Care: Follow the garment's care label; consult a professional experienced with pleated garments if unsure.

Expert Tips

Pleat Care: Check the care label before using steam or heat. Avoid pressing the folds flat, and ask a professional experienced with pleated garments if storage creases need treatment.
Coverage & Support: Test your chosen undergarments with the keyhole, waist cutouts, and open back. Do not rely on fashion tape as a replacement for an appropriate fit or your required bust support.
Complementary Styling: An updo can showcase the cross-halter neckline and crisscross back. Before the event, check neck comfort, bust coverage, and hem clearance while sitting and walking in your event shoes.

Fabric Compare

Accordion Pleats vs. Smooth Drape: THALASSA's folded texture creates repeating lines and dimensional shadows, while a smooth skirt offers a simpler surface. Pleating describes the finish, not the fabric's fiber content.
Cutout Waist vs. Continuous Coverage: The side openings and center keyhole create an open design rather than a fully covered bodice. They do not guarantee shaping, elongation, or unrestricted movement.
Self-Tie Back vs. Fixed Straps: The back ties allow some upper-body adjustment, but they do not establish a specific adjustment range or guaranteed bust support. The skirt's concealed waist zipper still requires accurate sizing.

Best For

Statement Formal Style: A plus size option for those who prefer sculptural pleating and cutout details to beaded or lace designs.
Grecian-Inspired Themes: The cross-halter neckline and long pleated skirt offer a draped, classical influence with a modern open-back finish.
Spring & Summer Celebrations: Blue and a floor-length A-line outline create a seasonal evening look. Check the event's coverage requirements; cutouts alone do not guarantee cooling or comfort.

SHIPPING & RETURN

If you need to return an item, please contact us via email at info@blissfulprom.com within 14 days of receiving your order with the following information,Custom sizes are final sale.
see more

It takes about 4-12 business days for the delivery from our factories to your destination. The exact shipping time depends on the standards of the carrier (UPS, DHL, Fedex, etc.). see more

FAQ

Can I get a custom size?

All our dresses are made-to-order. When placing your order, please leave your measurements (height, bust, waist, and hips) in the order notes. Please note that we do not offer exchanges for incorrect custom measurements, so double-check before submitting.

How long does shipping take?

Processing times vary by style: "Ships in 24 Hours" styles ship within 24 hours; Prom & Special Occasion Dresses take 7–30 business days; Accessories take 5–6 business days. Estimated delivery after dispatch is 4–12 business days (US). Free standard shipping on orders over $100; $8 for orders under $100.

Which carriers do you use?

We ship via UPS, DHL, and FedEx. You will receive a tracking number by email once your order has been dispatched.

Can I cancel my order?

Orders can be cancelled for a full refund within 24 hours of purchase. After 24 hours, cancellation may not be possible or may incur fees, as production begins immediately.

What is your return policy?

All sales are final. We do not offer exchanges for size, color, or style changes. If you receive a defective or incorrect item, please contact us within 14 days with your order number and photos/videos — we will provide a full refund or free replacement. Return shipping for defective items is covered by blissfulprom.

Do EU customers have different rights?

EU customers have a 14-day withdrawal right. Please note this does not apply to made-to-order or customized dresses.

How do I contact you?

Email: info@blissfulprom.com | Phone: +852 6032 5471. We're happy to help with sizing, order status, or any other questions.

View details

Blissfulprom Size Chart

US Size	000	00	0	2	4	6	8	10	12	14	16	18	20	22	24	26
UK Size	0	2	4	6	8	10	12	14	16	18	20	22	24	26	28	30
EU Size	26	28	30	32	34	36	38	40	42	44	46	48	50	52	54	56
AU Size	0	2	4	6	8	10	12	14	16	18	20	22	24	26	28	30
Bust
- inch	30	31	32	33	34	35	36	37	38½	40	41½	43½	45½	47½	49½	51½
- cm	76	79	81	84	86	89	91	94	98	102	105	110	116	121	126	131
Waist
- inch	22	23	24	25	26	27	28	29	30½	32	33½	35½	37½	39½	41½	43½
- cm	56	58	61	64	66	69	71	74	77	81	85	90	95	100	105	110
Hips
- inch	33½	34½	35½	36½	37½	38½	39½	40½	42	43½	45	47	49	51	53	55
- cm	85	88	90	93	95	98	100	103	107	110	114	119	124	130	135	140
Dress Length
- inch	Short Dress: 36–38 Long Dresses: 62
- cm	Short Dress: 91–97 Long Dresses: 157

Sizing Instructions & Info

To determine your size follow these simple instructions:

Bust	Measure over the fullest part of your bust.
Waist	Measure around the smallest part of your waist, about 1-2 inches above your belly button.
Hips	Measure the fullest part of your hips.

THALASSA-PLUS SIZE

Blue / US 14 – Change

How to Measure Yourself

Use a soft tape measure and follow these 3 steps:
📏 Bust – around the fullest part of your chest
📏 Waist – around your narrowest point
📏 Hips – around the fullest part, 7–9" below your waist

Then match your measurements to our size chart for the perfect fit.

View Size Guide

Attribute	Details
Color	Blue
Fabric	Satin
Neckline	Sweetheart, Halter
Length	Maxi
Style	A-line
Occasion	Holiday, Dance, Birthday, Wedding, Party, Formal
Sleeve Length	Strapless, Sleeveless
Age Group	Teens, Adults
Target Gender	Female