Check the listing for details. Fidlock HERMETIC Chest Bag - 100% Waterproof Phone Carrier and Sports Pack. Color: Transparent, Condition: New with tags, Made in China. Listed at 88.77 USD. The Fidlock Hermetic Chest Bag is a magnetic self-sealing waterproof bag for the chest area. It is perfect for all activities, but particularly for people with a love of high octane SPORTS. Whether it's rollerblading through city streets, mountain biking down rough terrain, or shredding the slopes of snowy mountains, the chest bag is the perfect piece of equipment for you. The bag is magnetically secure and 100% water, dirt, dust and snow proof, making this the ideal kit for all weather. The transparent bag allows for filming during performance and with its touchscreen technology the phone can be operated without removal from the bag. There are no limits to the areas of application, the bag goes to every limit and lets no speck of dust, raindrop, or snowflake inside. Urban or outdoors: ke.