Innovative design consists of a classic expanding butt plug with an integrated medical-style hand pump, which can be removed once the desired size is reached. When removed, the plug is designed to keep its size until the user is satisfied. Features an easy-release valve for quick deflation. Measures 11 in. total length. Deflated: 5 in. insertable, 1.5 in. diameter. Inflated: 7 in. insertable, 4 in. diameter.