Neoprene outer fabric with edges finished by a binding trim

making this system highly flexible and usable

Alleviates moderate knee pain in areas under and around the kneecap

Repeat as desired

Tacx FLUX S Smart Bike Trainer beach-balls-20913 Neoprene outer fabric with edgesThe Tacx FLUX S Smart Bike Trainer give you ability to measure your power without going outdoors. Features Smart direct drive trainer with full cycling APPcompatibility Measure your power within 3% accuracy Next to silent direct drive trainer lets you ride without disturbing others Works with popular third party training apps such as Zwift and Tacx Train with realistically simulated inclines up to a 10% gradient and a max sprint resistance of 1,500