cubic ft symbol stands for “cubic feet,” often abbreviated as “cu ft” or “ft³.” It is a unit of volume measurement commonly used in shipping, warehousing, and construction. One cubic foot equals 12 inches × 12 inches × 12 inches, or 1,728 cubic inches. Understanding cubic feet is essential for calculating storage space, freight charges, or soil volume in landscaping. Carriers may also use cubic feet to calculate dimensional weight for pricing large but lightweight parcels. Digital calculators and conversion tools make these calculations quick and accurate.