9 Best Triathlon Shorts 2025 in the UK

The ZONE3 Active Buoyancy Shorts are designed for swimming training and are aimed at beginner swimmers who need help with body position and swim technique. Made primarily of neoprene with a smoothskin front panel, these shorts offer good buoyancy and enhanced core support, which can be beneficial for those who are new to swimming or triathlon training.

The fit is designed to be unisex, catering to a wide range of body types, although some users might find the fit slightly restrictive due to the snug nature of neoprene. It’s worth noting that these shorts do not come with padding (Chamois), which is typically expected in triathlon shorts for comfort during cycling segments. Additionally, the lack of leg grippers may cause the shorts to ride up during intense activity. The shorts also lack pockets, which can be a downside for those looking to carry small essentials during their training or races.

On the positive side, the material is durable and the construction quality is solid, making them a good investment for swim training. With a customer rating of 3.9 out of 5 stars, they have received generally positive feedback, though the absence of key features like padding and leg grippers limits their versatility for full triathlon use.

The SLS3 Triathlon Shorts for men offer a blend of comfort and performance, making them a strong choice for triathletes. Crafted from a mix of 80% Nylon and 20% Elastane, these shorts are designed to provide medium compression, supporting muscles without feeling overly tight. The flatlock seams and improved drawstring waistband contribute to a chafe-free experience, which is crucial during long races.

The foam-cushioned padding is optimized for both cycling and running, offering necessary support without adding bulk. This can be especially beneficial for those who want to transition smoothly between the different stages of a triathlon. Additionally, the shorts feature two open hip pockets, ideal for storing energy gels or bars, ensuring easy access during the race.

The 8-inch inseam and soft leg grippers work well to keep the shorts in place, reducing the need for adjustments during your event. However, it's worth noting that they are hand wash only, which might be a bit inconvenient for some users. Also, while the shorts are marketed as offering premium quality at an affordable price, potential buyers should weigh this against other high-end brands to ensure it meets their personal standards for performance and durability. These shorts are a practical and affordable option for triathletes looking for reliable performance gear.

The SLS3 Triathlon Shorts for men stand out for their comfort and support, thanks to the fabric mix providing medium muscle support without feeling restrictive. The flatlock seams and improved waistband with drawstring enhance the chafe-free experience, which is crucial for triathlons.

The 8-inch inseam ensures a good fit and the leg grippers prevent the shorts from riding up, allowing you to focus on your race without adjustments. The back zip pocket is a practical touch for storing energy gels, bars, or chews, keeping them secure and easily accessible. The foam-cushioned padding is designed to be lightweight and slim, offering support on the bike without hindering your run performance.

The material composition of 80% Nylon and 20% Elastane ensures the shorts are quick-drying, which is beneficial for transitions between swim, bike, and run. These shorts require hand washing, which might be less convenient for some users. While the product is marketed as premium and affordable, this can be subjective depending on individual budget. Ideal for athletes looking for a balance of comfort, functionality, and affordability, the SLS3 Triathlon Shorts are geared towards those who participate in triathlons regularly.