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Boost performance and stay warm while doing it in the Zoot CompressRx Ultra Thermal Knicker. This highly engineered, uni-sex capri provides targeted compression for decreased muscle vibration and increased blood flow plus warmth, which results in improved performance while training in cold, harsh environments.


  • Black


  • To determine your size: Measure the widest part of your calf, thigh and waist
  • CRx graduated compression technology speed blood flow back to the heart
  • ZoneRx provides tuned compression to each muscle group and reduces muscle vibration and promotes blood flow into the muscle groups, which improves function and endurance
  • SynchroRx fabric engineered with Silver tech treatment for unmatched moisture management, temperature control, and anti microbial protection
  • New, mid-rise waist for comfort
  • Flat waistband with internal key pocket
  • Unisex sizing


  • SynchroRx Thermal with Silver tech: Body (70% Polypropylene/30% Spandex), hollow core polypropylene yarn keeps warm air close to skin, increasing skin temperature by 11 degrees. Silver tech treatment provides unmatched moisture management, temperature control, and anti microbial protection

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