Targeting the front and back of the knee, Blitz Sleeve provides muscle stability with a double layer of compression and pockets for applying ice to the knee for simple, mobile recovery. Make it simple with the best mobile ice recovery on the market. Your mobile Ice bath Recovery. Our compression Blitz knee sleeve is designed to help reduce inflammation and promote the healing process of the patellofemoral syndrome, also known as patellar overload syndrome and runner's knee. Its provides a stabilizing support for the patella and keeps the muscles well aligned and firmly supported.