The Norco™ Knee Spreader offers comfortable, effective lower extremity abduction positioning while seated or in bed. The 4" x 46" (10 x 117cm) Polynap™ strap secures with VELCRO® closures and keeps the thighs snugly in place. The unique, curved foam and extra-wide strap help circulation. The Norco™ Knee Spreader provides excellent distribution of pressure because one-third of the leg is supported. Made of dense foam for durability. Measures 6" high x 5" wide (15 x 13cm). The polyester cover and strap can be removed easily for machine washing.