Philadelphia Collar W Trach Hole Sm 10 13 3 1 4 H Penlights and a unique hand held pump Style:Pair (Left & Right) and a unique hand held pump that adjusts the level of compression * Fits circumference up to 20 below the knee as is or up to 30 with extender straps that are included * Fits circumference up to 21 above the knee as is or up to 31 with extender straps that are included * Indications: Ligament injuries and strains (ACL PCL MCL) meniscus strain or injury patella tendonitis chondromalacia bursitis arthritis Post Surgery Treatment * Fits left or right Contact closure fastener for easy * Can be incorporated into cervical casts and is X ray translucent * Offers better limitation for rotation and extension than foam collars *