botthms Leg Compression Recovery Pump SystemWarm up and recover like never before. The botthms leg recovery system uses dynamic air compression to create a restorative massage that is shown to increase circulation and help you feel refreshed faster. Most advanced Compression System out there. The idea behind compression is pretty simple: It helps your system increase blood flow to certain areas, which helps circulate that waste to get rid of it faster. But not all compression is created equal.