2026 Women's One-Piece Castelli Tri Suit (Fluo)

A true evolution of our best-selling suit

• CFD-based fabric placement and seam construction
• Engineered ribbed fabric on sleeves and shoulders to reduce drag at race speeds, with significant savings in CdA
• Internal neck pocket for ice to keep body temperature down in hottest conditions
• Bonded sleeve endings for comfort
• Lightweight body fabric for optimal cooling, breathability, and comfort
• 2 rear pockets lie flat and prevent nutrition from bouncing around
• Castelli's Sanremo front opening makes it easier to bend for cycling and straighten out for the run and swim, while also allowing for easier nature breaks or opening up for extra-hot runs
• Leg portion in aero-optimized Forza2 Stretch fabric for maximum comfort and aerodynamic advantage
• Silicone leg grippers to keep the leg endings in place
• KISS Tri seat pad that provides comfort on the bike and that you almost don't feel during the run
• UPF x