Amzer Silicone Skin Jelly Case for Samsung Jack I637 (Jet Black) Designed specifically for your Samsung Jack I637. Allow you to plug charger, cable, headset without removing the case. 100% premium silicone with a flexi-grip pattern Flexi-grip pattern protects your Samsung Jack I637 from dropped or bumped. Fits like a Glove on your device to protect it from scratches and drops.