Shop our collection of Arena goggle cases online at Swimmer! Arena Water Instinct offers a range of Arena goggle case options as part of their Arena swim accessories line. using an Arena goggle case is the perfect way to protect Arena goggles like the Arena Cobra Ultra goggles. The Arena goggle case range is available in a variety of colours, with choices like the Arena goggle case pink option and the Arena goggle case green option. Swimmer is an official Arena Australia stockist.