The Aquapac Small VHF Classic allows sound to pass straight through the dry bag material. Guaranteed 100% waterproof, dust-proof, and sand-proof in all weather conditions. Use your VHF radio handset normally in the case - sound passes straight through the dry bag material. Airtight seal means the radio will float safely in the water. Suits both L and R hand control. Fits Radios 7 in. tall with a circumference of 7.6 in. The adjustable, detachable neck cord and carabiner keeps your radio within reach. Fits radios 7 in. tall (13 in. with antenna) with a circumference of 7.6 in. Suits both left & right hand controls. Adjustable detachable neck cord and carabiner. Airtight seal means the radio will float safely in the water. Stays flexible when it's cold, easier to operate equipment inside the cases.