The LifeProof LifeJacket with positive buoyancy ensures your LifeProof iPhone will not sink. The LifeJacket greatly enhances the impact protection and is ideal for hunting, fishing, boating, skiing, search and rescue, swimming, and snorkeling. All iPhone features and buttons work inside the case, including headphone jack, camera and flash, speaker, mics, etc. Your iPhone easily slips in and out of the LifeProof LifeJacket. 2.4"L x 1.2"W x 0.4"H. Lifeproof case sold separately.