The comfortable arena kids Goggles Bubble 3 Junior are perfect for young casual fitness swimmers. The super soft silicone seal provides great comfort. The single strap is easily adjustable for secure and comfortable fit. With adjustable nose bridge. The goggles are equipped with anti-fog coating, UV protection 400 and are PVC free. A hard arena goggles case for protection and safe transportation of the goggles is available separately. The anti-fog coating can be easily refreshed with the eye-compatible arena anti-fog spray which is available separately.