Neck braces are used to provide stability of the cervical spine after neck surgery, a trauma to the neck, or as an alternative to surgery. They are probably the type of spinal brace you most commonly see people wearing. There are several types available, including:
The cubic foot is an imperial and US customary (non-metric) unit of volume, used in the United States, and partially in Canada, and the United Kingdom. It is defined as the volume of a cube with sides of one foot (0.3048 m) in length.
A cubic foot (pl cubic feet) is a unit of measuring volume used by those countries who recognize the Imperial system and the US customary system (the US, the UK, a series of countries in African and the Pacific regions, etc.) A cubic foot is equal to the volume of a cube with each side of 0.3048 meter, or 1 foot.