Feature:1. Manufacturing Material: Made of high quality liquid silicone, soft, comfortable to touch and good hand feeling, which can be used for a long time.2. Wide Applicability: With wide range of apllication, suitable for Shearwater Perdix AI and for Perdix SA diving computer watch.3. Interated Design: Integrated, elastic, soft and shockproof, aging resistance, close fitting, effectively prevent dust pollution.4. Diverse Features: With excellent elasticity and strength, compact and lightweight, small size, easy to carry and easy to store, perfect for underwater use.5. Easy to Use: Dive computer protection cover, easy to use and fine workmanship. Without any difficult requirements even though you use it for the first time.Specification:Item Type: Scuba Diving Silicone Protector CoverWeight: Approx.24g or 0.8ozMaterial: Silicone.Package List:1 x Protective Casing