Lateral Knee Support Right Medium Whirpools Accessories Saturation Sound Pressure Level (SSPL) Underpads Saturation Sound Pressure Level (SSPL) 113dB Frequency Range 200 5000Hz Total Harmonic Wave Distortion ≤3% Reference Test Gain 27±5dB Input noise ≤32dB Sound amplification 29±5dB Max * Padded nylon upholstery is comfortable lightweight and easy to clean The tubular Lateral J buttress is ideal for supporting lateral patellar subluxation dislocations or lateral patellofemoral malalignment *Designed to address mild patella discomfort *Indication: Acute patellar subluxation dislocation *Features & Benefits *Sewn in tubular J buttress provides inferior and lateral patellar stabilization *Lateral to medial stabilization strap *Dual spiral stays offer medial and lateral support *Warm and compressive Neoprene or cool and breathable Drytex construction *Medium