
Meet the Fantasie Illusion Side Support Bra - a beautifully balanced blend of elegance and everyday performance that’s capturing hearts...and closets. Praised for its flawless finish under clothing, delicate detailing and supportive structure, it has become a favourite among customers seeking both comfort and style. With its full-coverage cups, balcony-style, centre-pull straps and smart side-support design, the Illusion delivers a polished silhouette you can count on throughout your day.
Fantasie Illusion Side Support Bra Review
The Fantasie Illusion Side Support Bra consistently receives high praise from customers at Belle Lingerie, with excellent ratings across different colours. The bra has earned an outstanding 4.8 out of 5 stars, accredited to many reviews.
Customers have been calling the Illusion a true standout in their lingerie collection. From its dependable fit to lasting comfort and high-quality, here’s what real shoppers have to say about their experience with this bestselling style.
"Comfortable and supportive without being too frumpy." - Carly
"Side support is good, and I love the style at the back, which also gives support. So very comfortable." - Lyn
"I've been buying this brand of bra for years. Great fit and very comfortable for the larger-breasted ladies." - Kathleen
What Makes The Fantasie Illusion Bra Good?
The Fantasie Illusion Side Support Bra is built to deliver both elegance and dependable support in one seamless package. Its clean lines, flattering structure and thoughtful engineering make it a top choice for everyday wear that still feels excellent. Below, we break down how its design, fabric choices and unique elements work together to give you both form and function.
Design - The bra uses a three‑piece cup design that incorporates a side support sling, gently guiding breast tissue forward and inward for improved shape and projection. This construction ensures lift without excessive bulk. The wires are wider at the base for enhanced comfort and to help anchor the cups without pinching or constricting. The Illusion features centre‑pull straps, that direct tension straight down, combined with a tow-back orientation, which pulls the straps upward and inward slightly across the back. This helps reduce slippage and contributes to a smoother back silhouette. The upper portion of the cup features beautiful embroidery layered over a stretch band along the neckline. This allows for flexibility and helps hug curves without gaping. A little decorative ribbon and subtle metallic trim at the centre front add feminine charm without adding bulk or interfering with under-clothing lines.
Material - The Illusion is crafted from silky-touch main fabrics paired with integral flat elastics to offer gentle stretch, comfort and a minimal profile under clothing. The lower cup is designed to be opaque for coverage and modesty, while the upper portion features embroidery that gives a feminine look without sacrificing comfort. The side wings of the bra are reinforced with two layers of material to provide anchorage and structure while still maintaining a smooth, stitch-free finish against the body.
Unique Features - What truly sets the Fantasie Illusion Side Support Bra apart is the clever, built-in support system that works hard behind the scenes to enhance your natural shape and keep you comfortable all day long. Two standout features make this bra a game-changer for fuller busts and everyday wear:
Side Support Panels - The Illusion features internal side support panels that guide breast tissue forward, rather than allowing it to spread outward. This creates a more lifted, centred silhouette, improving the way clothes sit on your frame - especially fitted tops or dresses. The result? Natural shape with added definition, without the need for padding or bulk. This design also helps reduce strain on your shoulders by distributing weight more evenly across the frame of the bra, a huge plus for wearers with larger cup sizes or those seeking extra shaping without compression.
Tow-Back - Unlike traditional strap placements, the Illusion uses a tow-back strap configuration, meaning the straps are set closer toward the upper centre of the back. This design helps pull the band and straps inward, creating a more stable fit that’s less likely to slip off the shoulders, perfect for those with narrow or sloping shoulders. A bonus? This clever strap positioning helps smooth out the back area, giving a sleeker line under clothing and reducing the appearance of 'back bulge'. Combined with the bra’s deep wing construction, it’s a win for both support and style.
Colour Options - The Fantasie Illusion Side Support Bra comes in 10 beautiful colourways, giving you the freedom to choose what suits your wardrobe and your mood best. Whether you’re after a discrete everyday essential or something more expressive, the Illusion delivers.
The 5 current core colours are perfect for day-to-day wear, offering a smooth finish under clothing and blending effortlessly with your skin tone or outfit. We offer Black, White, Blush, Chocolate and Natural Beige - subtle shades that go with everything, all price-matched.
Looking to add something special to your lingerie drawer? Illusion is also available in limited-edition fashion shades - rich, seasonal tones and delicate pastels that offer a more statement look. Some of these colours are currently in the sale section, with bras up to 50% off, so it’s a perfect time to stock up.
Style Variations - To help you build a complete, coordinated set, the Fantasie Illusion collection includes matching briefs in two flattering options - Classic Briefs & High-Waisted Briefs. Both styles are available in matching colours to the bra, making it easy to create a polished, put-together lingerie set for any day of the week.

How Does The Fantasie Illusion Bra Fit?
When it comes to lingerie, the right fit isn’t just about comfort - it’s the key to getting the support and silhouette you deserve. The good news? The Fantasie Illusion Bra is known for its true-to-size fit, meaning most customers can stick with their regular bra size when buying from the Illusion range.
Not 100% sure of your current size? Don’t worry, here’s a quick fit-check guide to help you get the most from your bra.
Straps - Adjust the straps so they’re snug but gentle. They should give you a lift without digging in or slipping off. If the straps slide down, tighten them slightly. If they dig, they may be too tight, or the band may be doing too little work; therefore, size down in the band.
Band - The band should sit firmly and evenly across your back, not riding up or sliding around. If it rides up, try fastening it on a tighter hook or consider sizing down in the band.
Cup - Your breast tissue should sit fully inside each cup with no spillage at the top or sides. If there is spillage, go up a cup size. If the cup is gaping, try a smaller cup for a closer fit.
Fantasie Illusion Size Chart


Care & Maintenance
A high-quality bra deserves a little extra care, and with the right routine, your Fantasie Illusion Bra will continue to support and flatter you for months to come. Here's how to extend its life and preserve its shape:
Hand Wash - To protect the delicate fabrics, underwire and construction of your Illusion bra, always opt for hand washing in lukewarm water. We recommend using Soak Wash - a rinse-free, gentle soap designed specifically for lingerie. It cleans effectively without stressing the fibres.
Air dry - Avoid tumble drying at all costs, heat can weaken elastic and distort shape. Instead, gently reshape the cups and lay the bra flat on a clean towel to air dry. Alternatively, hang it by the centre gore to keep it balanced while drying.
Store flat - To maintain the structure and prevent creasing, store your bras flat in a drawer. Avoid folding the cups into each other or twisting the underwire; doing so can damage the support system and reduce longevity.
Common FAQ's
Q: What size range is available?
A: The Illusion is offered in a wide range of sizes to fit everyone. We offer the Fantasie Illusion Side Support Bra in band sizes 30 - 42 and cup sizes D - HH.
Q: Can I return or exchange if the fit isn’t right?
A: Yes - At Belle Lingerie we allow free UK returns within 30 days, provided the item is in original condition.
Q: Can I wear this bra under T-shirts or tight tops?
A: Absolutely! Although the Illusion isn’t a fully moulded T-shirt bra, its smooth lower cups and discrete seams ensure it sits nicely under most clothing, including snug or lightweight tops. For the smoothest look under sheer or pale fabrics, lighter shades like Blush are ideal.
Q: Is this bra suitable for all breast shapes?
A: The Illusion bra is designed to flatter a variety of breast shapes, but it’s particularly favoured by women with fuller busts or those who carry more volume on the sides or lower part of the breast. Its built-in side support and forward-lifting design provide excellent shaping and comfort for these needs.
With its expertly designed side support, flattering shape and exceptional comfort, it’s easy to see why the Fantasie Illusion Side Support Bra has become a favourite among so many women. Whether you want a dependable everyday bra, a piece that smooths your silhouette, or a style that stays comfortable from morning to night - the Illusion truly delivers.
Plus, with a broad size range, matching briefs and an impressive selection of 10 elegant colours (including neutrals and fashion shades), there’s an Illusion bra for every body, every outfit and every occasion.
Ready to feel the difference for yourself? Shop the Fantasie Illusion Side Support Bra now, with price-matched neutrals and fantastic sale offers of up to 50% off exclusively at Belle Lingerie!