Easy Fit Waterproof Galaxy S3 SGH-i747 AT&T Tough Case Motorcycle Bike Mount (SKU 15629) Easy fit motorcycle / cycle handlebar mount & IPX4 waterproof Samsung Galaxy S3 / SGH-i747 AT&T tough case. Fits handlebars 21mm-30mm The tough case is a hard shell holder with dedicated anti-shock silicon liner. Includes a removable lanyard & FREE screen protector. IPX 4 standard offers protection from water splashes / light rain showers, dust & dirt. Designed to withstand daily use. Light-weight yet strong. Bespoke silicon liner contours the phone perfectly. Make & receive calls as normal. Sensitive front lens ensures your phone can be accessed easily. Make & receive calls. Use camera / video. Headphone socket & power access with weather caps. Secure hinged opening - book style.