Package Included:<br />- 1 x Scuba Diving Mouthpiece<br />- 1 x Tie Wrap<br /><br />Features:<br />- Color: Blue， Black， Clear<br />- Material: Silicone<br />- Size: 100x41mm / 3.93x1.61"<br />- Special design mouthpiece to reduce jaw fatigue and increases comfort<br />- Fits your bite pattern exactly<br />- Regulator/snorkel can hang in your mouth without biting down the mouthpiece tabs<br />- Fits most standard regulators<br />- Can be easy and repeatedly to customize