Signature Closed Back Arm Cups Boy's We have seen top pros

We have seen top pros and age groupers adding more bottles hold my fluid/nutrition as well as aerodynamic gains

swimming and running around the beach

Reinforced composite material improves durability without adding weight

Hand-Hammered Copper Rivets

Signature Closed Back Arm Cups Boy's We have seen top prosSignature Closed Back Arm Cups: Redefining Comfort and Support The TriRig Signature Closed Back Arm Cups are a breakthrough in aero comfort. Built from our ultra light, durable ThermoPlast material, these arm cups offer the perfect blend of strength, lightweight performance, and affordability, making them one of the most competitively priced upgrades for serious triathletes and time trial cyclists. The Closed Back Scoops not only function like