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At GenOptics, we take great pride in maintaining a close working relationship with our customers. We will be happy to answer any of your inquiries, and your remarks and suggestions will always be welcome.

Historical GenOptics Office

GenOptics was originally located at Plateau du Moulon Centre Scientifique, Bâtiment 503, BP 05, 91401 Orsay Cedex, France. In February 2010, the company moved to the HORIBA Jobin Yvon site at Chilly-Mazarin. New phone numbers became effective from February 2nd, 2011: Tel +33 (0)1 69 74 86 33.

GenOptics was acquired by HORIBA Jobin Yvon on April 17, 2009, and subsequently merged into HORIBA Jobin Yvon S.A.S. For current SPRi product information, please visit the HORIBA Scientific website.

Whether you are looking to refresh your game-day wardrobe or add a bold statement piece to your casual rotation, our collection of jerseys, hoodies, and T-shirts delivers the perfect blend of style and comfort. Each piece is designed with the fan in mind, featuring team colors that pop and tailored fits that look great whether you are in the stands or out on the street. From classic home and away looks to alternate and special edition designs, the range covers every major league and college team. Layering a hoodie over a favorite jersey creates an effortless, sporty vibe that transitions seamlessly from season to season.

The fashion jersey has evolved far beyond the playing field, becoming a staple in streetwear and everyday style. Modern cuts, premium fabrics, and attention to detail mean that today's jerseys are as much about personal expression as they are about team pride. Vapor and limited edition styles offer a sleeker, more tailored silhouette, while retro and throwback designs capture the timeless look of iconic eras. Pairing a jersey with jeans or joggers creates an instantly recognizable look that speaks to both sports culture and contemporary fashion. The versatility of the modern jersey makes it a wardrobe essential for any fan.

Hats and accessories complete the fan experience, offering subtle ways to show support while adding polish to any outfit. Snapbacks, fitted caps, and adjustable styles in a wide range of team colors allow for personal preference in fit and look. Beanies and sideline hats provide options for cooler weather, while accessories like scarves, bags, and phone cases extend the team spirit into everyday essentials. A well-chosen hat can anchor an entire outfit, tying together a jersey and jacket with a cohesive color story. These finishing touches are what separate a casual fan from a true collector.

Beyond the major professional leagues, NCAA and college gear holds a special place in the hearts of fans who carry their alma mater pride wherever they go. From the crimson tide of Alabama to the classic navy and gold of countless universities, college apparel represents a deep personal connection to tradition and community. Hoodies, crewnecks, and sideline gear in school colors make it easy to represent on campus, at tailgates, or around town. The spirit of college sports is about more than just the game—it is about belonging to something bigger, and wearing those colors proudly is part of that identity.

Caring for your gear ensures that your favorite jerseys and hoodies stay looking fresh season after season. Quality fabrics and screen-printed details hold up best when washed inside out in cold water and hung to dry rather than tossed in a hot dryer. Avoiding fabric softeners helps preserve the vibrancy of team colors and the integrity of logos and numbers. Proper storage, such as folding rather than hanging heavy hoodies, prevents stretching and misshaping over time. With a little attention, your game-day wardrobe can remain a source of pride and style for years to come, ready for every tip-off, kickoff, and puck drop.