LARGE SIZE - FITS MAX/PLUS PHONES (iPHONE PRO MAX & MORE): The award-winning PHOOZY is the only patented thermal phone case on the market. The Large size is designed for all Max and Plus size phones (iPhone 15 Pro Max, Samsung Galaxy Ultra, etc.) or smaller phones with a bulky case. For a guaranteed perfect fit, measure your phone with its case: Interior Dimensions: 6.5” x 0.4” x 3.6”. 4X LONGER BATTERY LIFE IN FRIGID COLD: Stop winter from killing your phone battery. Built with NASA-derived technology, the patented Chromium Thermal Barrier in this insulated phone pouch protects your device from freezing temperatures and extreme cold, reliably extending battery life up to 4X. Stay charged and connected for longer days of skiing and snowboarding. ADVANCED 8-FOOT MILITARY-GRADE DROP PROTECTION: Engineered for extreme conditions, the Apollo II features an upgraded Impactor Core 1.0, safeguarding your phone from drops up to a staggering 8 feet. Exceeding military drop-test standards (810G 516.6), this thermal phone case offers superior protection without interfering with cellular, Wi-Fi, or Bluetooth signals. CLEAN PROTECTIVE LINING & EASY ACCESS: Now featuring a SoftTouch Protective Lining designed to keep your PHOOZY cell phone pouch fresh and clean. The included SplitRing Connector allows swift and secure attachment to your ski gear, backpack, or jacket tether, ensuring your phone is always accessible and never sinks thanks to our water-resistant, Anti-Sink technology. ESSENTIAL WINTER SPORTS ACCESSORY: The ultimate cold weather gear for all outdoor activities. This snow-proof, water-resistant phone protector (IP55 rated) is the perfect companion for the slopes, ice fishing, winter hiking, and more. It prevents the rapid battery drain and cold-induced shutdown that plague uninsulated phones in the snow.