Discover the enduring elegance and impeccable craftsmanship of DSI London’s tail suits, lounge suits, and American Smooth suits—all proudly Made in London. With a heritage rooted in traditional tailoring and decades of experience in the competitive dance world, DSI London offers performance attire that harmoniously blends comfort, sophistication, and technical excellence.

Unrivalled Quality and Fit
Each suit is meticulously handcrafted in our South London studio using premium fabrics like our exclusive stretch gabardine Barcelona. This innovative material ensures a sleek, crease-free appearance and unrivalled freedom of movement, allowing dancers to glide effortlessly across the floor. Whether you choose a standard-sized tail suit off the peg or invest in a made-to-measure couture option, you’ll enjoy the same refined silhouette, long-line elegance, and masterful cut.

Versatile Designs for Every Style
From Ballroom tail suits and American Smooth jackets to lounge suits suitable for a wide range of dance styles, our collection addresses the needs of both aspiring dancers and seasoned professionals. The result is attire that not only complements your technique but also enhances your stage presence.

A Legacy of Excellence
Built on a tradition of British tailoring and a commitment to authenticity, DSI London stands among the world’s leading names in dance apparel. Here, quality and heritage meet contemporary design and performance-driven innovation—giving you confidence, comfort, and style at every step.

Explore our range at dsi-london.com and experience the difference that true London craftsmanship brings to your dancing.

Look the part in practise and competition in our DSI Ballroom Waistcoats. Available in distinct different designs, choose from our range of traditional, contemporary, classic and longline waistcoats. All our waistcoats are made in our South London studio and are available from stock in four sizes; XS, S, M,L XL. We also now offer our NEW Slimline waistcoat which is very simplistic in design but is tailored to give the best possible look in practice and on the competitive floor. Also new is our Sleeveless suit jacket. This is made to the same high standard as our lounge suit jackets with the freedom and movement of a sleeveless design. All our waistcoats are available as a made to measure bespoke Couture items, for which please contact victoria@dsi-london.com

Look Great and feel amazing in our ballroom stretch shirts. We offer our ballroom stretch shirts and practice shirts in white, black and pinstripe fabric. The ballroom stretch shirt is on a leotard base fitting whilst the hugely popular practice shirt is on a boxer short base. All stretch shirts come with button holes and require dress studs for which we provide a huge variety to choose from. The latest evolution of breathable fabrics has allowed us to offer our sublime performance shirt with dri-fit performance fabric which is great for wicking away the sweat and keeping you cool. Built in boxer shorts ensure a secure fit and flawless top line. The performance shirt comes with front studs already attached to the front of the shirt making quick changes that little bit easier.  The front is made of the highest quality Marcella for a slick and lasting impression. Our performance shirts excel in durability, come in white and white-black and are available in UK sizes 14" - 17.5", which is the equivalent of EC sizes 36cm - 44cm. All of our stretch formal shirt styles are close body fitting to get that streamlined fit needed for today’s dancing. We also offer the more traditional cotton formal shirts in white for those wanting a more classic feel. For more information please contact victoria@dsi-london.com

We offer a comprehensive range of accessories for all of your formal needs. Choose from a great choice of cuff links and dress studs for your shirt. We offer the more traditional Mother of pearl cuff link and studs to the more flamboyant Swarovski embellished sets. We have numerous cuff link styles in a range of colours. We also offer silver and gold rims so you will have plenty to choose from. To match our shirt studs we also offer silver and gold front and back collar studs along with 2 more luxurious options. Our formal shirt accessories are great not only for dancers but for any formal occasion. DSI London has created the innovative slim line and professional shaped collar to reflect the modern streamline Ballroom top line look and offers these in cotton and plastic with the traditional and classic collar. All cotton and plastic collars are available in UK sizes 12 -18. Our bow ties come in classic, midi and mini size to ensure an age and a collar proportionate look. We offer velcro, double ended and bow ties with an adjustable clip. Our ties are made in Italy and made of 100% silk and are available for juveniles, juniors and adults. We offer vestettes, also known as cummerbands, to ensure a good and safe connection between the trouser and the jacket of the tail suit, a stylish hanky, a variety of braces and armbands to adjust the sleeve length of our stretch Ballroom and practise shirts. If you need any help in choosing your next set of Accessories please contact victoria@dsi-london.com

We offer a wide rage of trousers to fit every required look, from plain to box pleat trousers, with or without Satin stripes and even with pockets and belt loops.