A device (100) includes a leg engaging section (101) and a foot engaging section (102) intersecting at a heel receiver (103). The leg engaging section and the foot engaging section define a leg insertion aperture (104). A compressible cushion layer (402) is disposed at least in the leg engaging section. At least one bolster tube (401) is disposed interior the leg engaging section. The bolster tube (401) can be selectively removable through one or more apertures (1105,1106).