Rearfoot support device

A rearfoot support device for use without footwear, the device comprising:

• a flat base for supporting a heel of a user;
• opposable inwardly biased lateral and medial sections extending posteriorly from the base, the lateral and medial sections being joined at a posterior end and not extending anterior of the base, wherein the base and the lateral and medial sections are formed of a first material;
• the lateral and medial sections defining a through opening between the base and the posterior end;
• a first support member coupled to the lateral section and having a first inner surface;
• and
• a second support member coupled to the medial section and having a second inner surface, wherein the first and second inner surfaces extend towards each other, wherein the first and second support members are configured to support a subtalar joint of the user, and wherein the first and second support members are formed of a second material different than the first material;
• wherein the base and the first and second support members are configured to clamp the rearfoot of the user therebetween to stabilize the subtalar joint in a neutral position without use of footwear and without wrapping around a dorsal aspect of a foot of the user.